html,
body {
  margin: 0;
  padding: 0;
  font-family: "Microsoft YaHei";
}

html p,
body p {
  margin: 0;
  padding: 0;
}

html ul,
body ul,
html li,
body li {
  list-style: none;
  padding: 0;
  margin: 0;
}

html a,
body a {
  color: #fff;
  text-decoration: none;
}

.main {
  width: 100%;
}

.main .header {
  width: 100%;
  position: fixed;
  z-index: 1000;
  top: 0;
}

.main .header .sing {
  width: 100%;
  height: 41px;
  background-color: #eaeef1;
  display: flex;
  justify-content: center;
}

.main .header .sing .singLeft {
  width: 1048px;
  height: 100%;
  display: flex;
  justify-content: space-between;
}

.main .header .sing .singLeft .company {
  width: 202px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #5b5b5b;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.main .header .sing .singLeft .business {
  width: 824px;
  height: 100%;
  display: flex;
  align-items: center;
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 16px;
  color: #5b5b5b;
}

.main .header .sing .singRight {
  width: 395px;
  height: 100%;
  background: url('../imags/tel_bj.png') no-repeat;
  background-size: 100% 100%;
  box-sizing: border-box;
  padding-left: 20px;
}

.main .header .sing .singRight p {
  width: 335px;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.main .header .logo {
  width: 100%;
  height: 120px;
  background-color: #fff;
  display: flex;
}

.main .header .logo .box {
  flex: 2;
}

.main .header .logo .logoBox {
  height: 100%;
  display: flex;
  justify-content: space-between;
  flex: 11;
  height: 120px;
}

.main .header .logo .logoBox .tel_box {
  flex: 8;
  height: 100%;
}

.main .header .logo .logoBox .tel_box .tel {
  height: 72px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.main .header .logo .logoBox .tel_box .tel .tel_icon {
  width: 106px;
  height: 40px;
  background: url("../imags/tel.png") no-repeat;
  background-size: 100% 100%;
}

.main .header .logo .logoBox .tel_box .tel .tel_num {
  width: 240px;
  height: 100%;
  margin-left: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: #000c15;
  font-weight: 800;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  position: relative;
}

.main .header .logo .logoBox .tel_box .tel .tel_num::before {
  content: "";
  display: block;
  width: 2px;
  height: 26px;
  background-color: #dcdcdc;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}

.main .header .logo .logoBox .tel_box .nav_box {
  width: 100%;
  height: 48px;
  background: url("../imags/nav_bj.png") no-repeat;
  background-size: 100% 100%;
}

.main .header .logo .logoBox .tel_box .nav_box .nav {
  width: 1017px;
  height: 100%;
  padding-left: 36px;
  display: flex;
  align-items: center;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul {
  display: flex;
  font-size: 16px;
  height: 20px;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li {
  width: 112px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-left: 1px dashed #94a7b5;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li:nth-child(1) {
  border: none;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product {
  width: 100%;
  height: 100%;
  position: relative;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .down {
  width: 8px;
  height: 4px;
  display: flex;
  align-items: center;
  position: absolute;
  top: 50%;
  right: 10px;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .down img {
  width: 100%;
  height: 100%;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .product_name {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: right;
  justify-content: center;
  color: #fff;
  cursor: pointer;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .product_box {
  width: 145px;
  padding: 22px 8px 8px 8px;
  position: absolute;
  bottom: 0px;
  left: 0;
  height: 0px;
  display: none;
  transform: translateY(100%);
  background-color: #324554;
  transition: all 0.3s;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .product_box .product_names {
  height: 26px;
  width: 100%;
  text-align: left;
  margin-bottom: 8px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #fff;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .product_box .product_names:nth-last-child(1) {
  margin: 0;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .product_box .product_names:hover {
  background-color: #2d577c;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .active {
  height: auto;
  display: block;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research {
  width: 100%;
  height: 100%;
  position: relative;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .down {
  width: 8px;
  height: 4px;
  display: flex;
  align-items: center;
  position: absolute;
  top: 50%;
  right: 10px;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .down img {
  width: 100%;
  height: 100%;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .research_name {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: right;
  justify-content: center;
  color: #fff;
  cursor: pointer;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .research_box {
  min-width: 96px;
  padding: 22px 8px 8px 8px;
  position: absolute;
  bottom: 0px;
  left: 0;
  height: 0px;
  display: none;
  transform: translateY(100%);
  background-color: #324554;
  transition: all 0.3s;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .research_box .research_names {
  height: 26px;
  width: 100%;
  text-align: center;
  margin-bottom: 8px;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .research_box .research_names:nth-last-child(1) {
  margin: 0;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .research_box .research_names:hover {
  background-color: #2d577c;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .active {
  height: auto;
  display: block;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news {
  width: 100%;
  height: 100%;
  position: relative;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .down {
  width: 8px;
  height: 4px;
  display: flex;
  align-items: center;
  position: absolute;
  top: 50%;
  right: 10px;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .down img {
  width: 100%;
  height: 100%;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .news_name {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: right;
  justify-content: center;
  color: #fff;
  cursor: pointer;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .news_box {
  min-width: 96px;
  padding: 22px 8px 8px 8px;
  position: absolute;
  bottom: 0px;
  left: 0;
  height: 0px;
  display: none;
  transform: translateY(100%);
  background-color: #324554;
  transition: all 0.3s;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .news_box .news_names {
  height: 26px;
  width: 100%;
  text-align: center;
  margin-bottom: 8px;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .news_box .news_names:nth-last-child(1) {
  margin: 0;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .news_box .news_names:hover {
  background-color: #2d577c;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .active {
  height: auto;
  display: block;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard {
  width: 100%;
  height: 100%;
  position: relative;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .down {
  width: 8px;
  height: 4px;
  display: flex;
  align-items: center;
  position: absolute;
  top: 50%;
  right: 10px;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .down img {
  width: 100%;
  height: 100%;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .regard_name {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: right;
  justify-content: center;
  color: #fff;
  cursor: pointer;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .regard_box {
  min-width: 96px;
  padding: 22px 8px 8px 8px;
  position: absolute;
  bottom: 0px;
  left: 0;
  height: 0px;
  display: none;
  transform: translateY(100%);
  background-color: #324554;
  transition: all 0.3s;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .regard_box .regard_names {
  height: 26px;
  width: 100%;
  text-align: center;
  margin-bottom: 8px;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .regard_box .regard_names:nth-last-child(1) {
  margin: 0;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .regard_box .regard_names:hover {
  background-color: #2d577c;
}

.main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .active {
  height: auto;
  display: block;
}

.main .header .logo .logoBox .logoIcon_box {
  flex: 3;
  height: 100%;
  float: left;
  display: flex;
  align-items: center;
}

.main .header .logo .logoBox .logoIcon_box .icon {
  width: 298px;
  height: 69px;
  background: url("../imags/log.png") no-repeat;
  background-size: 100% 100%;
}

.main .min_header {
  height: 60px;
  width: 100%;
  background-color: #fff;
  box-shadow: 1px 1px 4px rgba(87, 145, 207, 0.2);
  position: fixed;
  top: 0;
  z-index: 99;
  box-sizing: border-box;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.main .min_header .min_logo {
  width: 200px;
  height: 50px;
}

.main .min_header .min_logo img {
  display: block;
  width: 100%;
  height: 100%;
}

.main .min_header .nav_bar {
  width: 47px;
  height: 35px;
}

.main .min_header .nav_bar button {
  width: 100%;
  height: 100%;
  outline: none;
  border-radius: 6px;
  border: 1px solid transparent;
  border-color: rgba(0, 0, 0, 0.1);
  color: rgba(0, 0, 0, 0.5);
  background-color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
}

.main .min_header .nav_bar button span {
  width: 21px;
  height: 21px;
  background: url("../imags/nav_bar.svg") no-repeat;
}

.main .min_header .gation {
  width: 100px;
  height: calc(100vh - 60px);
  background-color: #324554;
  position: absolute;
  bottom: 0;
  transform: translateY(100%);
  right: 0px;
  transition: all 0.3s;
  display: none;
}

.main .min_header .gation .gation_li {
  height: 30px;
  cursor: pointer;
  padding: 5px 5px;
  border-radius: 2px;
  font-size: 16px;
  line-height: 30px;
  text-align: center;
}

.main .min_header .gation .gation_li a:hover {
  color: #2380d7;
}

.main .min_header .gation .gation_li:hover .other {
  display: block;
}

.main .min_header .gation .gation_li .other {
  height: calc(100vh - 60px);
  background-color: #324554;
  position: absolute;
  z-index: 10;
  left: 0px;
  top: 0px;
  transform: translateX(-100%);
  display: none;
}

.main .min_header .gation .gation_li .other .other_ul {
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  padding: 0px 10px;
}

.main .min_header .gation .gation_li .other .other_ul .other_li {
  height: 30px;
  cursor: pointer;
  width: auto;
  padding: 5px 5px;
  border-radius: 2px;
  font-size: 16px;
  line-height: 30px;
  text-align: left;
}

.main .min_header .gation .gation_li .other .other_ul .other_li a {
  color: #fff;
  width: auto;
  white-space: nowrap;
  text-align: left;
}

.main .min_header .gation .gation_li .other .other_ul .other_li a:hover {
  color: #2380d7;
}

.main .min_header .active {
  display: block;
  transition: all 0.5s;
}

.main .min_header .active {
  transition: all 0.3s;
  right: 0;
}

.main .swiper_box {
  width: 100%;
  position: relative;
  /* height: 705px; */
  margin-top: 140px;
}
.main .swiper_box #swiperIndex .swiper-slide{
  position: relative;

}

.main .swiper_box .swiper {
  width: 100%;
  height: 100%;
}

.main .swiper_box .swiper .show {
  position: relative;
  width: 100%;
  padding-top: 27.76%;
  /* height: 100%; */
  background-size: 100% 100%;
  display: flex;
  align-items: center;
}

.main .swiper_box .swiper .show img {
  position: absolute;
  top: 0px;
  left: 0px;
  display: block;
  width: 100%;
  height: 100%;
}

.main .swiper_box .swiper .swiper-pagination-bullet {
  background-color: rgba(255, 255, 255, 0.4);
  opacity: 1;
}

.main .swiper_box .swiper .swiper-pagination-bullet-active {
  background-color: #ffffff;
}

.main .swiper_box .swiper-button-prev {
  width: 55px;
  height: 55px;
  border-radius: 50%;
  border: 3px solid #fff;
  color: #fff;
  margin-left: 136px;
  display: flex;
  justify-content: center;
  align-items: center;
  transform: translateY(-50%);
}

.main .swiper_box .swiper-button-prev::after {
  font-size: 25px;
  font-weight: 800;
}

.main .swiper_box .swiper-button-next {
  width: 55px;
  height: 55px;
  border-radius: 50%;
  border: 3px solid #fff;
  color: #fff;
  margin-right: 136px;
  display: flex;
  justify-content: center;
  align-items: center;
  transform: translateY(-50%);
}

.main .swiper_box .swiper-button-next::after {
  font-size: 25px;
  font-weight: 800;
}

.cont {
  width: 100%;
}

.cont .commodity {
  width: 100%;
  /* height: 973px; */
  margin-top: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.cont .commodity .commodity_exp {
  width: 1441px;
  height: 749px;
  background-color: #fff;
  display: flex;
  flex-flow: column;
  justify-content: space-between;
}

.cont .commodity .commodity_exp .exp_box {
  width: 100%;
  height: 364px;
  display: flex;
  justify-content: space-between;
}

.cont .commodity .commodity_exp .exp_box .exp_names {
  width: 353px;
  height: 100%;
  box-sizing: border-box;
  padding-left: 25px;
  color: #000;
}

.cont .commodity .commodity_exp .exp_box .exp_names .exp_tit {
  height: 58px;
  width: 100%;
  padding-top: 62px;
  color: #000;
  display: flex;
  align-items: center;
  font-size: 44px;
  font-weight: 800;
}

.cont .commodity .commodity_exp .exp_box .exp_names .exp_word {
  width: 100%;
  height: 48px;
  font-size: 24px;
  display: flex;
  align-items: center;
  color: #000;
}

.cont .commodity .commodity_exp .exp_box .exp_names .exp_word2 {
  padding-top: 15px;
  height: 30px;
  width: 100%;
  font-size: 16px;
  line-height: 30px;
  color: #5b5b5b;
}

.cont .commodity .commodity_exp .exp_box .exp_names .exp_word3 {
  padding-top: 15px;
  height: 30px;
  width: 100%;
  font-size: 16px;
  line-height: 30px;
  color: #5b5b5b;
}

.cont .commodity .commodity_exp .exp_box .exp_names .exp_look {
  margin-top: 37px;
  width: 110px;
  height: 50px;
  border: 1px solid #5b5b5b;
  border-radius: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #5b5b5b;
  font-size: 16px;
}

.cont .commodity .commodity_exp .exp_box .exp_names .exp_look a {
  color: #5b5b5b;
}

.cont .commodity .commodity_exp .exp_box .exp_names:hover {
  background: url("../imags/exp_world1_b.jpg") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_box .exp_names:hover>.exp_tit {
  color: #fff;
}

.cont .commodity .commodity_exp .exp_box .exp_names:hover>.exp_word {
  color: #fff;
}

.cont .commodity .commodity_exp .exp_box .exp_names:hover>.exp_word2 {
  color: #fff;
}

.cont .commodity .commodity_exp .exp_box .exp_names:hover>.exp_word3 {
  color: #fff;
}

.cont .commodity .commodity_exp .exp_box .exp_names:hover>.exp_look {
  border-color: #fff;
}

.cont .commodity .commodity_exp .exp_box .exp_names:hover>.exp_look a {
  color: #fff;
}

.cont .commodity .commodity_exp .exp_box .exp_names2 {
  width: 353px;
  height: 100%;
  box-sizing: border-box;
  padding-left: 25px;
}

.cont .commodity .commodity_exp .exp_box .exp_names2 .exp_tit {
  height: 58px;
  width: 100%;
  padding-top: 62px;
  color: #000;
  display: flex;
  align-items: center;
  font-size: 44px;
  font-weight: 800;
}

.cont .commodity .commodity_exp .exp_box .exp_names2 .exp_word {
  width: 100%;
  height: 48px;
  font-size: 24px;
  display: flex;
  align-items: center;
  color: #000;
}

.cont .commodity .commodity_exp .exp_box .exp_names2 .exp_word2 {
  padding-top: 15px;
  height: 30px;
  width: 100%;
  font-size: 16px;
  line-height: 30px;
  color: #5b5b5b;
}

.cont .commodity .commodity_exp .exp_box .exp_names2 .exp_word3 {
  padding-top: 15px;
  height: 30px;
  width: 100%;
  font-size: 16px;
  line-height: 30px;
  color: #5b5b5b;
}

.cont .commodity .commodity_exp .exp_box .exp_names2 .exp_look {
  margin-top: 37px;
  width: 110px;
  height: 50px;
  border: 1px solid #5b5b5b;
  border-radius: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #5b5b5b;
  font-size: 16px;
}

.cont .commodity .commodity_exp .exp_box .exp_names2 .exp_look a {
  color: #5b5b5b;
}

.cont .commodity .commodity_exp .exp_box .exp_names2 .exp_look:hover {
  background-color: rgba(87, 145, 207, 0.1);
  color: #000;
}

.cont .commodity .commodity_exp .exp_box .exp_names2:hover .exp_tit,
.cont .commodity .commodity_exp .exp_box .exp_names2:hover .exp_word,
.cont .commodity .commodity_exp .exp_box .exp_names2:hover .exp_word2,
.cont .commodity .commodity_exp .exp_box .exp_names2:hover .exp_word3 {
  color: #fff;
}

.cont .commodity .commodity_exp .exp_box .exp_names2:hover .exp_look {
  border-color: #fff;
}

.cont .commodity .commodity_exp .exp_box .exp_names2:hover .exp_look a {
  color: #fff;
}

.cont .commodity .commodity_exp .exp_box .world1 {
  background: url("../imags/exp_world1.jpg") no-repeat 100% 100%;
}

.cont .commodity .commodity_exp .exp_box .world2 {
  background: url("../imags/exp_world2.jpg") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_box .world2:hover {
  background: url("../imags/exp_world2_b.jpg") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_box .world3 {
  background: url("../imags/exp_world3.jpg") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_box .world3:hover {
  background: url("../imags/exp_world3_b.jpg") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_box .world4 {
  background: url("../imags/exp_world4.jpg") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_box .world4:hover {
  background: url("../imags/exp_world4_b.jpg") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_specification {
  width: 100%;
  height: 378px;
  display: flex;
}

.cont .commodity .commodity_exp .exp_specification .specification_left {
  width: 882px;
  height: 100%;
  background-color: #fafafa;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .left_tit {
  width: 100%;
  height: 47px;
  margin-top: 50px;
  box-sizing: border-box;
  padding-left: 36px;
  padding-right: 18px;
  display: flex;
  justify-content: space-between;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .left_tit .tits {
  width: 315px;
  height: 100%;
  display: flex;
  align-items: center;
  font-size: 36px;
  color: #000;
  font-weight: 800;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .left_tit .looks_btn {
  width: 109px;
  height: 45px;
  border-radius: 20px;
  border: 1px solid #5791cf;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 16px;
  color: #5791cf;
  border-color: #5791cf;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .left_tit .looks_btn a {
  color: #5791cf;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .left_tit .exp_look a {
  color: #5791cf;
}




.cont .commodity .commodity_exp .exp_specification .specification_left .exp_model {
  height: 35px;
  padding-left: 36px;
  font-size: 20px;
  color: #5791cf;
  line-height: 35px;
  text-align: left;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_introduce {
  height: 74px;
  width: 663px;
  font-size: 24px;
  color: #5b5b5b;
  margin-left: 35px;
  line-height: 36px;
  margin-top: 23px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort {
  width: 574px;
  height: 100px;
  margin-top: 21px;
  margin-left: 35px;
  display: flex;
  justify-content: space-between;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box {
  width: 63px;
  height: 100%;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box .sort_icon {
  width: 63px;
  height: 63px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box .sort_icon .sort_bj {
  width: 26px;
  height: 26px;
  background: url("../imags/sort_bj1.png") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box .sort_icon .sort_bj2 {
  width: 26px;
  height: 26px;
  background: url("../imags/sort_bj2.png") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box .sort_icon .sort_bj3 {
  width: 26px;
  height: 26px;
  background: url("../imags/sort_bj3.png") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box .sort_icon .sort_bj4 {
  width: 26px;
  height: 26px;
  background: url("../imags/sort_bj4.png") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box .sort_icon .sort_bj5 {
  width: 26px;
  height: 26px;
  background: url("../imags/sort_bj5.png") no-repeat;
  background-size: 100% 100%;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box .sort1 {
  background-color: #5791cf;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box .sort2 {
  background-color: #fafafa;
  border: 1px solid #dedede;
}

.cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box .sort_title {
  width: 100%;
  height: 38px;
  font-size: 16px;
  color: #5b5b5b;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
  line-height: 38px;
}

.cont .commodity .commodity_exp .exp_specification .specification_right {
  width: calc(100% - 882px);
  height: 100%;
}

.cont .commodity .commodity_exp .exp_specification .specification_right img {
  display: block;
  width: 100%;
  height: 100%;
}

.cont .exhibition {
  width: 100%;
}

.cont .exhibition .exhibition_top {
  width: 100%;
  height: 617px;
  display: flex;
}

.cont .exhibition .exhibition_top .top_left {
  width: 50%;
  height: 100%;
}

.cont .exhibition .exhibition_top .top_left img {
  display: block;
  width: 100%;
  height: 100%;
}

.cont .exhibition .exhibition_top .top_right {
  width: 50%;
  height: 100%;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_top {
  width: 100%;
  height: 390px;
  background-color: #5791cf;
  position: relative;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title {
  width: calc(100% - 58px);
  height: 59px;
  display: flex;
  align-items: center;
  margin-left: 58px;
  padding-top: 56px;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title .title_ad {
  height: 100%;
  width: 411px;
  font-size: 44px;
  color: #fff;
  font-weight: 800;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title .reason {
  width: 281px;
  height: 41px;
  background: url("../imags/reason_bj.png") no-repeat;
  background-size: 100% 100%;
  font-size: 24px;
  color: #5791cf;
  line-height: 41px;
  box-sizing: border-box;
  padding-left: 13px;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_top .saying {
  width: 100%;
  height: 32px;
  line-height: 32px;
  box-sizing: border-box;
  padding-left: 58px;
  color: #fff;
  font-size: 16px;
  display: flex;
  align-items: center;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_top .ad_txt {
  width: 100%;
  height: 60px;
  line-height: 60px;
  font-size: 36px;
  color: #fff;
  font-weight: 800;
  box-sizing: border-box;
  padding-left: 90px;
  margin-top: 29px;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session {
  width: 80%;
  height: 209px;
  background: url("../imags/SessionBox_bj.png") no-repeat;
  background-size: 100% 100%;
  position: absolute;
  left: 65px;
  bottom: -64px;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session .sessionBox {
  width: 100%;
  height: 145px;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session .sessionBox .session_tit {
  width: 562px;
  height: 82px;
  font-size: 24px;
  color: #000;
  line-height: 36px;
  padding-left: 27px;
  padding-top: 31px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session .sessionBox .session_ana {
  width: 100%;
  height: 23px;
  padding-left: 29px;
  font-size: 16px;
  color: #000;
  line-height: 23px;
  box-sizing: border-box;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_bottom {
  width: 100%;
  height: 227px;
  box-sizing: border-box;
  padding-top: 57px;
  padding-left: 59px;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num {
  width: 690px;
  height: 170px;
  display: flex;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhibition_num1 {
  width: 165px;
  height: 120px;
  background: url("../imags/num1.png") no-repeat;
  background-size: 100% 100%;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhidition_small {
  width: 412px;
  height: 62px;
  margin-top: 54px;
  margin-left: 24px;
  box-sizing: border-box;
  padding-bottom: 4px;
  display: flex;
  justify-content: space-between;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhidition_small .small_num {
  width: 92px;
  height: 62px;
  background-color: seagreen;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhidition_small .num2 {
  background: url("../imags/num2.png") no-repeat;
  background-size: 100% 100%;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhidition_small .num3 {
  background: url("../imags/num3.png") no-repeat;
  background-size: 100% 100%;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhidition_small .num4 {
  background: url("../imags/num4.png") no-repeat;
  background-size: 100% 100%;
}

.cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhibition_round {
  width: 17px;
  height: 96px;
  background: url("../imags/num_round.png") no-repeat;
  background-size: 100% 100%;
  margin-left: 54px;
  margin-top: 23px;
}

.cont .exhibition .exhibition_bottom {
  height: 827px;
  width: 100%;
  display: flex;
  background-color: #f3f5f9;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left {
  width: 50%;
  height: 100%;
  box-sizing: border-box;
  padding-top: 168px;
  padding-left: 238px;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box {
  width: 100%;
  height: 100%;
  position: relative;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_title {
  width: 100%;
  height: 55px;
  font-size: 44px;
  color: #000c15;
  font-weight: 800;
  line-height: 55px;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_p {
  height: 50px;
  width: 100%;
  font-size: 16px;
  color: #5b5b5b;
  line-height: 50px;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph {
  width: 623px;
  height: 139px;
  margin-top: 24px;
  color: #5b5b5b;
  font-size: 16px;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph .paragraph1 {
  width: 100%;
  height: 25px;
  line-height: 25px;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph .paragraph2 {
  height: 32px;
  line-height: 32px;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph .paragraph3 {
  height: 27px;
  line-height: 27px;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph .paragraph4 {
  height: 29px;
  line-height: 29px;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph .paragraph5 {
  height: 29px;
  line-height: 29px;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_btn {
  width: 110px;
  height: 48px;
  padding-left: 2px;
  border: 1px solid #5791cf;
  border-radius: 21px;
  text-align: center;
  line-height: 48px;
  color: #5791cf;
  font-size: 16px;
  margin-top: 70px;
  cursor: pointer;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_btn a {
  color: #5791cf;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_btn:hover {
  background-color: rgba(87, 145, 207, 0.1);
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer {
  width: 855px;
  height: 152px;
  background-color: #ffffff;
  position: absolute;
  bottom: 72px;
  z-index: 1;
  box-sizing: border-box;
  padding: 29px 45px 20px 35px;
  display: flex;
  justify-content: space-between;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box {
  width: 65px;
  height: 100%;
  display: flex;
  flex-flow: column;
  align-items: center;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer_icon {
  width: 58px;
  height: 58px;
  border: 1px solid #e6e6e6;
  border-radius: 50%;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer_icon a {
  display: block;
  width: 100%;
  height: 100%;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer1 {
  background: url("../imags/answer1.png") no-repeat 50% 50%;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer2 {
  background: url("../imags/answer2.png") no-repeat 50% 50%;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer3 {
  background: url("../imags/answer3.png") no-repeat 50% 50%;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer4 {
  background: url("../imags/answer4.png") no-repeat 50% 50%;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer5 {
  background: url("../imags/answer5.png") no-repeat 50% 50%;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer_names {
  width: 100%;
  height: 44px;
  line-height: 44px;
  text-align: center;
  font-size: 16px;
  color: #5b5b5b;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer_names a {
  color: #5b5b5b;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_right {
  width: 50%;
  height: 100%;
}

.cont .exhibition .exhibition_bottom .exhibition_bottom_right img {
  display: block;
  width: 100%;
  height: 100%;
}

.cont .case {
  width: 100%;
  height: 1400px;
  padding-top: 91px;
  display: flex;
  flex-flow: column;
  justify-content: space-between;
  align-items: center;
}

.cont .case .case_box {
  width: 1444px;
  height: 538px;
  display: flex;
  justify-content: space-between;
}

.cont .case .case_box .case_poto {
  width: 475px;
  height: 538px;
}

.cont .case .case_box .case_poto .case_tit {
  width: 100%;
  height: 272px;
  box-sizing: border-box;
  padding-top: 46px;
}

.cont .case .case_box .case_poto .case_tit .tits {
  height: 62px;
  line-height: 62px;
  font-size: 44px;
  color: #000c15;
  font-weight: 800;
  box-sizing: border-box;
  padding-left: 14px;
}

.cont .case .case_box .case_poto .case_tit .tits_ad {
  width: 100%;
  height: 41px;
  box-sizing: border-box;
  padding-left: 14px;
  line-height: 41px;
  font-size: 24px;
  color: #000c15;
}

.cont .case .case_box .case_poto .case_poto_box {
  width: 100%;
  height: 266px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-content: space-between;
}

.cont .case .case_box .case_poto .case_poto_box .case_img {
  width: 230px;
  height: 129px;
}

.cont .case .case_box .case_poto .case_poto_box .case_img img {
  display: block;
  width: 100%;
  height: 100%;
}

.cont .case .case_box .case_poto .case_poto_box .case1 {
  background: url("../imags/case1.jpg") no-repeat;
  background-size: 100% 100%;
}

.cont .case .case_box .case_poto .case_poto_box .case2 {
  background: url("../imags/case2.jpg") no-repeat;
  background-size: 100% 100%;
}

.cont .case .case_box .case_poto .case_poto_box .case3 {
  background: url("../imags/case3.jpg") no-repeat;
  background-size: 100% 100%;
}

.cont .case .case_box .case_poto .case_poto_box .case4 {
  background: url("../imags/case4.jpg") no-repeat;
  background-size: 100% 100%;
}

.cont .case .case_box .client {
  width: 958px;
  height: 538px;
  box-sizing: border-box;
  padding-top: 46px;
  position: relative;
}

.cont .case .case_box .client img {
  display: block;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
}

.cont .case .case_box .client .client_brief {
  width: 100%;
  height: 37px;
  box-sizing: border-box;
  font-size: 16px;
  color: #fff;
  line-height: 37px;
  padding-left: 65px;
}

.cont .case .case_box .client .client_tit {
  width: 100%;
  height: 55px;
  line-height: 55px;
  color: #fff;
  box-sizing: border-box;
  padding-left: 65px;
  font-size: 32px;
}

.cont .case .case_box .client .client_experience {
  width: 836px;
  height: 79px;
  margin-left: 65px;
  padding-top: 240px;
  font-size: 16px;
  color: #fff;
  line-height: 24px;
  border-bottom: 1px solid #fff;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.cont .case .case_box .client .congratulate {
  width: 400px;
  height: 76px;
  padding-left: 65px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 76px;
  color: #fff;
}

.cont .case .news_all {
  width: 1444px;
  height: 647px;
  padding-bottom: 83px;
  display: flex;
  justify-content: space-between;
}

.cont .case .news_all .news_piece {
  width: 705px;
  height: 100%;
}

.cont .case .news_all .news_piece .piece_poto {
  width: 100%;
  height: 399px;
}

.cont .case .news_all .news_piece .piece_poto img {
  display: block;
  width: 100%;
  height: 100%;
}

.cont .case .news_all .news_piece .piece_introduce {
  width: 100%;
  height: 67px;
  padding-top: 43px;
  display: flex;
}

.cont .case .news_all .news_piece .piece_introduce .piece_date {
  width: 100%;
  height: 67px;
}

.cont .case .news_all .news_piece .piece_introduce .piece_date .month {
  width: 100%;
  height: 40px;
  line-height: 40px;
  font-size: 36px;
  color: #000c15;
  font-weight: 800;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cont .case .news_all .news_piece .piece_introduce .piece_date .year {
  width: 100%;
  height: 28px;
  line-height: 28px;
  color: #000c15;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 18px;
  font-weight: 700;
}

.cont .case .news_all .news_piece .piece_introduce .piece_btn {
  width: 110px;
  height: 45px;
  border-radius: 20px;
  border: 1px solid #5791cf;
  color: #5791cf;
  line-height: 45px;
  text-align: center;
  cursor: pointer;
}

.cont .case .news_all .news_piece .piece_introduce .piece_btn a {
  color: #5791cf;
}

.cont .case .news_all .news_piece .piece_introduce .piece_btn:hover {
  background-color: rgba(87, 145, 207, 0.2);
}

.cont .case .news_all .news_piece .news_tit {
  width: 100%;
  height: 40px;
  color: #000c15;
  font-size: 28px;
  padding-top: 25px;
  line-height: 40px;
  font-weight: 800;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cont .case .news_all .news_piece .news_paragraph {
  width: 100%;
  height: 60px;
  font-size: 16px;
  color: #5b5b5b;
  line-height: 28px;
  margin-top: 17px;
}

.cont .case .news_all .news_list {
  width: 719px;
  height: 100%;
}

.cont .case .news_all .news_list .list_one {
  width: 699px;
  height: 143px;
  display: flex;
  cursor: pointer;
  padding: 0 10px;
  padding-bottom: 25px;
  position: relative;
}

.cont .case .news_all .news_list .list_one .one_img {
  width: 252px;
  height: 143px;
}

.cont .case .news_all .news_list .list_one .one_img img {
  width: 100%;
  height: 100%;
}

.cont .case .news_all .news_list .list_one .one_news {
  width: 444px;
  height: 143px;
  box-sizing: border-box;
  padding-left: 40px;
  padding-right: 10px;
}

.cont .case .news_all .news_list .list_one .one_news .one_mount {
  height: 40px;
  width: 100%;
  font-size: 32px;
  font-weight: 800;
  line-height: 40px;
  color: #000c15;
}

.cont .case .news_all .news_list .list_one .one_news .one_year {
  width: 100%;
  height: 27px;
  line-height: 27px;
  font-size: 18px;
  font-weight: 700;
  color: #000c15;
}

.cont .case .news_all .news_list .list_one .one_news .one_tit {
  width: 275px;
  height: 43px;
  font-size: 24px;
  color: #000c15;
  font-weight: 800;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cont .case .news_all .news_list .list_one .one_news .one_cont {
  width: 100%;
  height: 33px;
  color: #5b5b5b;
  font-size: 16px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cont .case .news_all .news_list .list_one:hover {
  background-color: #5791cf;
}

.cont .case .news_all .news_list .list_one:hover .one_news .one_mount {
  color: #fff;
}

.cont .case .news_all .news_list .list_one:hover .one_news .one_year {
  color: #fff;
}

.cont .case .news_all .news_list .list_one:hover .one_news .one_tit {
  color: #fff;
}

.cont .case .news_all .news_list .list_one:hover .one_news .one_cont {
  color: #fff;
}

.cont .case .news_all .news_list .list_two {
  width: 699px;
  height: 143px;
  display: flex;
  cursor: pointer;
  padding: 0 10px;
  position: relative;
  padding-top: 20px;
}

.cont .case .news_all .news_list .list_two::after {
  content: "";
  display: block;
  width: 699px;
  height: 0px;
  border-bottom: 1px dashed #dcdcdc;
  position: absolute;
  top: -2px;
}

.cont .case .news_all .news_list .list_two:nth-last-child(1)::after {
  top: 2px;
}

.cont .case .news_all .news_list .list_two .two_news {
  width: 100px;
  height: 143px;
}

.cont .case .news_all .news_list .list_two .two_news .two_mount {
  height: 40px;
  width: 100%;
  font-size: 32px;
  font-weight: 800;
  line-height: 40px;
  color: #000c15;
}

.cont .case .news_all .news_list .list_two .two_news .two_year {
  width: 100%;
  height: 27px;
  line-height: 27px;
  font-size: 18px;
  font-weight: 700;
  padding-top: 16px;
  color: #000c15;
}

.cont .case .news_all .news_list .list_two .two_cont {
  width: 596px;
  height: 100%;
  box-sizing: border-box;
  padding-left: 29px;
}

.cont .case .news_all .news_list .list_two .two_cont .cont_tit {
  width: 274px;
  height: 40px;
  line-height: 40px;
  font-size: 24px;
  color: #000c15;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cont .case .news_all .news_list .list_two .two_cont .conts {
  margin-top: 24px;
  height: 53px;
  line-height: 26px;
  width: 567px;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #5b5b5b;
  font-size: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.cont .case .news_all .news_list .list_two:hover {
  background-color: #5791cf;
}

.cont .case .news_all .news_list .list_two:hover .two_news .two_mount {
  color: #fff;
}

.cont .case .news_all .news_list .list_two:hover .two_news .two_year {
  color: #fff;
}

.cont .case .news_all .news_list .list_two:hover .two_cont .cont_tit {
  color: #fff;
}

.cont .case .news_all .news_list .list_two:hover .two_cont .conts {
  color: #fff;
}

.footer {
  width: 100%;
  height: 430px;
  background-color: #152430;
  display: flex;
  flex-flow: column;
  align-items: center;
}

.footer .footer_top {
  width: 90%;
  height: 359px;
  border-bottom: 1px dashed #6a7680;
  display: flex;
}

.footer .footer_top .fotter_logo {
  box-sizing: border-box;
  padding-top: 50px;
  width: 288px;
  height: 313px;
  margin-left: 170px;
}

.footer .footer_top .fotter_logo .logo_img {
  width: 203px;
  height: 48px;
}

.footer .footer_top .fotter_logo .logo_img .img {
  display: block;
  width: 100%;
  height: 100%;
}

.footer .footer_top .collect {
  width: 879px;
  height: 308px;
  display: flex;
  justify-content: space-between;
  box-sizing: border-box;
  padding-top: 50px;
}

.footer .footer_top .collect .product_center {
  width: 152px;
  height: 100%;
}

.footer .footer_top .collect .product_center .product_type {
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  text-align: left;
  height: 48px;
  line-height: 48px;
}

.footer .footer_top .collect .product_center .product_nape {
  width: 100%;
  height: 260px;
  box-sizing: border-box;
  padding-top: 19px;
}

.footer .footer_top .collect .product_center .product_nape li {
  width: 100%;
  height: 20px;
  line-height: 20px;
  font-size: 16px;
  color: #6a7680;
  padding-bottom: 8px;
}

.footer .footer_top .collect .product_center .product_nape li a {
  font-size: 16px;
  color: #6a7680;
  display: block;
  line-height: 20px;
}

.footer .footer_top .collect .product_center .product_nape li:nth-last-child(1) {
  padding-bottom: 0;
}

.footer .footer_top .QR {
  width: 371px;
  height: 309px;
  margin-top: 27px;
  border-left: 1px dashed #6a7680;
  box-sizing: border-box;
  padding-top: 25px;
}

.footer .footer_top .QR .relation_exp {
  width: 100%;
  height: 38px;
  font-size: 16px;
  color: #6a7680;
  text-align: center;
}

.footer .footer_top .QR .relation_telphone {
  width: 100%;
  height: 30px;
  color: #fff;
  font-size: 36px;
  font-weight: 800;
  text-align: center;
  line-height: 30px;
}

.footer .footer_top .QR .QR_box {
  width: 100%;
  height: 172px;
}

.footer .footer_top .QR .QR_box .WX_QR {
  width: 100%;
  height: 133px;
  margin-top: 18px;
  display: flex;
  justify-content: center;
}

.footer .footer_top .QR .QR_box .WX_QR .Accounts {
  width: 84px;
  height: 115px;
  margin-right: 10px;
  display: flex;
  flex-flow: column;
  justify-content: space-between;
}

.footer .footer_top .QR .QR_box .WX_QR .Accounts .Accounts_img {
  width: 84px;
  height: 84px;
}

.footer .footer_top .QR .QR_box .WX_QR .Accounts .Accounts_img img {
  width: 100%;
  height: 100%;
  display: block;
}

.footer .footer_top .QR .QR_box .WX_QR .Accounts p {
  width: 100%;
  height: 20px;
  text-align: center;
  line-height: 20px;
  font-size: 16px;
  color: #6a7680;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.footer .footer_top .QR .QR_box .WX_QR .Accounts:nth-last-child(1) {
  margin: 0px;
}

.footer .footer_bottom {
  width: 100%;
  height: 70px;
  line-height: 70px;
  text-align: center;
  color: #6a7680;
  cursor: pointer;
}

@media screen and (max-width: 1600px) {
  .main .header .logo .logoBox .tel_box .nav_box {
    width: auto;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav {
    padding-left: 20px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li {
    width: 102px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .down {
    right: 6px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .research_box {
    min-width: 95px;
    padding: 22px 5px 8px 5px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .down {
    right: 6px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .news_box {
    min-width: 95px;
    padding: 22px 5px 8px 5px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .down {
    right: 6px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .down {
    right: 6px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .regard_box {
    width: 90px;
  }

  .main .header .logo .logoBox .tel_box .tel {
    padding-left: 128px;
  }

  .main .header .sing .singLeft {
    width: 877px;
  }

  .main .header .sing .singLeft .business {
    width: 660px;
  }

  

  .cont .exhibition .exhibition_top .top_left {
    width: 50%;
  }

  .cont .exhibition .exhibition_top .top_right {
    width: 50%;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title .title_ad {
    font-size: 40px;
    width: 378px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session {
    width: 500px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session .sessionBox .session_tit {
    width: calc(100% - 27px - 15%);
    font-size: 22px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session .sessionBox .session_ana {
    font-size: 14px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num {
    width: 577px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhibition_num1 {
    width: 140px;
    height: 110px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhidition_small {
    width: 340px;
  }

  .cont .exhibition .exhibition_bottom {
    height: 680px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left {
    width: 50%;
    padding-top: 98px;
    padding-left: 95px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer {
    bottom: 25px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph {
    width: 80%;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_right {
    width: 50%;
  }

  .cont .case .case_box {
    width: 1350px;
  }

  .cont .case .case_box .case_poto {
    width: 37%;
    overflow: hidden;
  }

  .cont .case .case_box .client {
    width: 60%;
  }

  .cont .case .case_box .client .client_experience {
    width: calc(100% - 65px);
    box-sizing: border-box;
    margin-left: 30px;
    margin-right: 30px;
    padding-top: 0;
    margin-top: 240px;
  }

  .cont .case .news_all {
    width: 1350px;
  }

  .cont .case .news_all .news_piece {
    width: 610px;
  }

  .cont .case .news_all .news_piece .piece_poto {
    height: 358px;
  }

  .footer .footer_top {
    width: 1355px;
  }

  .footer .footer_top .fotter_logo {
    margin-left: 30px;
    width: 220px;
  }

  .footer .footer_top .collect {
    width: 735px;
    justify-content: space-evenly;
  }

  .footer .footer_top .collect .product_center {
    width: auto;
  }

  .footer .footer_top .QR {
    width: 358px;
  }
}

@media screen and (max-width: 1550px) {
  .main .header .logo {
    height: 90px;
    flex: 10;
  }

  .main .header .logo .logoBox {
    height: 90px;
    flex: 11;
  }

  .main .header .logo .logoBox .tel_box .nav_box {
    height: 39px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav {
    padding-left: 10px;
    width: auto;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li {
    width: 85px;
    font-size: 14px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li a {
    font-size: 14px;
    display: block;
    height: 100%;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .down {
    right: 5px;
    top: 45%;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .research_box {
    min-width: 95px;
    padding: 10px 4px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .research_box .research_names {
    font-size: 13px;
    height: 25px;
    line-height: 25px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .research .research_box .research_names a {
    font-size: 13px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .down {
    right: 5px;
    top: 45%;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .news_box {
    min-width: 95px;
    padding: 10px 4px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .news_box .news_names {
    font-size: 13px;
    height: 25px;
    line-height: 25px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .news .news_box .news_names a {
    font-size: 13px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .down {
    right: 5px;
    top: 38%;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .product_box {
    width: 135px;
    padding: 10px 0px 10px 0px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .product_box .product_names {
    font-size: 13px;
    height: 25px;
    line-height: 25px;
    padding-left: 10px;
    box-sizing: border-box;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .product .product_box .product_names a {
    font-size: 13px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .down {
    right: 5px;
    top: 38%;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .regard_box {
    min-width: 80px;
    padding: 10px 5px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .regard_box .regard_names {
    font-size: 13px;
    height: 25px;
    line-height: 25px;
  }

  .main .header .logo .logoBox .tel_box .nav_box .nav .nav_ul li .regard .regard_box .regard_names a {
    font-size: 13px;
  }

  .main .header .logo .logoBox .tel_box .tel {
    padding-left: 121px;
    height: 52px;
  }

  .main .header .logo .logoBox .tel_box .tel .tel_icon {
    width: 92px;
    height: 34px;
  }

  .main .header .logo .logoBox .tel_box .tel .tel_num {
    font-size: 25px;
    width: 205px;
    margin-left: 15px;
  }

  .main .header .logo .logoBox .logoIcon_box {
    padding-right: 0px;
    flex: 2;
  }

  .main .header .logo .logoBox .logoIcon_box .icon {
    width: 160px;
    height: 45px;
  }

  .main .header .sing {
    height: 35px;
  }

  .main .header .sing .singLeft {
    width: 615px;
    font-size: 15px;
  }

  .main .header .sing .singLeft .business {
    width: 455px;
    font-size: 12px;
  }

  .main .header .sing .singLeft .company {
    width: 172px;
    font-size: 12px;
  }

  .main .header .sing .singRight {
    width: 294px;
    padding-left: 0px;
    font-size: 12px;
  }

  .main .header .sing .singRight p {
    width: 280px;
  }

  .main .swiper_box {
    margin-top: 105px;
    position: relative;
  }

  .main .swiper_box .swiper-button-next {
    width: 40px;
    height: 40px;
    /* position: absolute;
    top: 50%;
    transform: translateY(-50%); */
    margin-right: 100px;
  }

  .main .swiper_box .swiper-button-prev {
    width: 40px;
    height: 40px;
    /* position: absolute;
    top: 50%;
    transform: translateY(-50%); */
    margin-left: 100px;
  }

  .cont .commodity {
    /* height: 822px; */
    margin-top: 25px;
    cursor: pointer;
  }

  .cont .commodity .commodity_exp {
    width: 1000px;
    height: 690px;
  }

  .cont .commodity .commodity_exp .exp_box {
    height: 290px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names {
    width: 240px;
    padding-left: 10px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_tit {
    padding-top: 32px;
    font-size: 26px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_word {
    font-size: 18px;
    padding-top: 0px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_word2 {
    font-size: 15px;
    padding-top: 0px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_word3 {
    font-size: 15px;
    padding: 0;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_look {
    margin-top: 20px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 {
    width: 240px;
    padding-left: 10px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_tit {
    padding-top: 32px;
    font-size: 26px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_word {
    font-size: 18px;
    padding-top: 0px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_word2 {
    font-size: 15px;
    padding-top: 0px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_word3 {
    font-size: 15px;
    padding: 0;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_look {
    margin-top: 20px;
  }

  .cont .commodity .commodity_exp .exp_box .world1 {
    background-size: 100% 100%;
  }

  .cont .commodity .commodity_exp .exp_box .world2 {
    background-size: 100% 100%;
  }

  .cont .commodity .commodity_exp .exp_box .world3 {
    background-size: 100% 100%;
  }

  .cont .commodity .commodity_exp .exp_box .world4 {
    background-size: 100% 100%;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left {
    width: 670px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .exp_introduce {
    width: calc(100% - 35px);
    font-size: 20px;
  }


  .cont .commodity .commodity_exp .exp_specification .specification_left .left_tit .tits {
    font-size: 26px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_right {
    width: calc(100% - 670px);
  }

  .cont .exhibition .exhibition_top {
    height: 438px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top {
    height: 290px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title {
    margin-left: 15px;
    padding-top: 25px;
    width: calc(100% - 15px);
    height: 40px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title .title_ad {
    line-height: 40px;
    font-size: 27px;
    width: 260px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title .reason {
    width: 215px;
    height: 22px;
    line-height: 22px;
    font-size: 18px;
    padding-left: 10px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .saying {
    padding-left: 15px;
    font-size: 14px;
    height: 15px;
    margin-top: 5px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .ad_txt {
    padding-left: 20px;
    margin-top: 35px;
    font-size: 24px;
    height: 35px;
    line-height: 35px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session {
    height: 160px;
    left: 17px;
    bottom: -35px;
    width: 80%;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session .sessionBox .session_tit {
    padding-top: 16px;
    padding-left: 16px;
    font-size: 18px;
    width: 370px;
    font-weight: 500;
    line-height: 30px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session .sessionBox .session_ana {
    font-size: 12px;
    padding-left: 16px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom {
    height: 148px;
    padding-top: 22px;
    padding-left: 12px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num {
    width: 100%;
    height: 126px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhibition_num1 {
    width: 120px;
    height: 90px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhidition_small {
    margin-top: 20px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhibition_round {
    margin-top: 2px;
    margin-left: 20px;
  }

  .cont .exhibition .exhibition_bottom {
    height: 438px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left {
    padding-top: 32px;
    padding-left: 20px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_title {
    font-size: 35px;
    height: 40px;
    line-height: 40px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_p {
    height: 30px;
    line-height: 30px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph {
    width: 514px;
    font-size: 13px;
    margin-top: 13px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_btn {
    margin-top: 18px;
    width: 100px;
    height: 44px;
    line-height: 44px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer {
    padding: 0;
    padding: 5px 5px;
    width: 710px;
    height: 100px;
    bottom: 10px;
    padding: 10px 10px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer_icon {
    width: 43px;
    height: 43px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer_names {
    height: 40px;
    font-size: 14px;
  }

  .cont .case {
    padding-top: 40px;
    height: 995px;
  }

  .cont .case .case_box {
    width: 1000px;
    height: 400px;
    padding-top: 20px;
  }

  .cont .case .case_box .case_poto {
    width: 365px;
    padding-top: 20px;
    height: calc(100% - 20px);
  }

  .cont .case .case_box .case_poto .case_tit {
    padding: 0px;
    height: 150px;
  }

  .cont .case .case_box .case_poto .case_tit .tits {
    font-size: 30px;
  }

  .cont .case .case_box .case_poto .case_tit .tits_ad {
    font-size: 18px;
  }

  .cont .case .case_box .case_poto .case_poto_box {
    width: 100%;
    height: 230px;
  }

  .cont .case .case_box .case_poto .case_poto_box .case_img {
    width: 176px;
    height: 110px;
  }

  .cont .case .case_box .client {
    height: 400px;
    padding-top: 8px;
  }

  .cont .case .case_box .client .client_brief {
    padding-left: 15px;
  }

  .cont .case .case_box .client .client_tit {
    padding-left: 15px;
  }

  .cont .case .case_box .client .client_experience {
    margin-left: 15px;
    font-size: 14px;
    height: 70px;
    margin-top: 157px;
  }

  .cont .case .case_box .client .congratulate {
    padding-left: 15px;
    font-size: 14px;
  }

  .cont .case .news_all {
    width: 1000px;
    height: 500px;
    overflow: hidden;
    padding-bottom: 35px;
  }

  .cont .case .news_all .news_piece {
    width: 400px;
  }

  .cont .case .news_all .news_piece .piece_poto {
    height: 230px;
  }

  .cont .case .news_all .news_piece .piece_introduce {
    padding-top: 20px;
    height: 52px;
    justify-content: space-between;
  }

  .cont .case .news_all .news_piece .piece_introduce .piece_date {
    height: 52px;
    width: 300px;
  }

  .cont .case .news_all .news_piece .piece_introduce .piece_date .month {
    height: 32px;
    line-height: 32px;
    font-size: 30px;
  }

  .cont .case .news_all .news_piece .piece_introduce .piece_date .year {
    height: 20px;
    line-height: 20px;
    font-size: 15px;
  }

  .cont .case .news_all .news_piece .piece_introduce .piece_btn {
    width: 100px;
    height: 40px;
    line-height: 40px;
  }

  .cont .case .news_all .news_piece .news_tit {
    font-size: 20px;
    padding-top: 13px;
  }

  .cont .case .news_all .news_piece .news_paragraph {
    font-size: 13px;
    margin-top: 12px;
    height: auto;
  }

  .cont .case .news_all .news_list {
    width: 575px;
  }

  .cont .case .news_all .news_list .list_one {
    height: 110px;
    width: 555px;
  }

  .cont .case .news_all .news_list .list_one .one_img {
    height: 110px;
    width: 210px;
  }

  .cont .case .news_all .news_list .list_one .one_news {
    width: 345px;
    height: 109px;
  }

  .cont .case .news_all .news_list .list_one .one_news .one_mount {
    font-size: 30px;
    height: 32px;
    line-height: 32px;
  }

  .cont .case .news_all .news_list .list_one .one_news .one_year {
    font-size: 15px;
    height: 20px;
    line-height: 20px;
  }

  .cont .case .news_all .news_list .list_one .one_news .one_tit {
    font-size: 20px;
    height: 35px;
    line-height: 35px;
  }

  .cont .case .news_all .news_list .list_one .one_news .one_cont {
    height: 20px;
    line-height: 20px;
    font-size: 14px;
  }

  .cont .case .news_all .news_list .list_two {
    width: 555px;
    height: 110px;
    padding-top: 10px;

  }

  .cont .case .news_all .news_list .list_two::after {
    width: 100%;
  }

  .cont .case .news_all .news_list .list_two .two_news {
    height: 100%;
    flex-shrink: 0;
  }

  .cont .case .news_all .news_list .list_two .two_cont {
    width: 100%;
  }

  .cont .case .news_all .news_list .list_two .two_cont .cont_tit {
    font-size: 20px;
  }

  .cont .case .news_all .news_list .list_two .two_cont .conts {
    font-size: 14px;
    margin-top: 10px;
    height: 38px;
    line-height: 19px;
    width: 100%;
  }

  .footer .footer_top {
    width: 90%;
  }

  .footer .footer_top .fotter_logo {
    margin-left: 0;
    display: none;
  }
}

@media screen and (max-width: 1020px) {
  .main .header {
    display: none;
  }

  .main .swiper_box {
    margin-top: 40px;
    /* height: 400px; */
    position: relative;
  }

  .main .swiper_box .swiper-button-next {
    width: 35px;
    height: 35px;
    /* position: absolute;
    top: 50%;
    transform: translateY(-50%); */
    margin-right: 80px;
  }

  .main .swiper_box .swiper-button-prev {
    width: 35px;
    height: 35px;
    /* position: absolute;
    top: 50%;
    transform: translateY(-50%); */
    margin-left: 80px;
  }

  .cont .commodity {
    height: auto;
    margin: 0;
  }

  .cont .commodity .commodity_exp {
    width: 750px;
    height: auto;
    padding-top: 30px;
  }

  .cont .commodity .commodity_exp .exp_box {
    flex-wrap: wrap;
    height: 610px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names {
    height: 300px;
    width: 49.5%;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 {
    height: 300px;
    width: 49.5%;
  }

  .cont .commodity .commodity_exp .exp_specification {
    height: 700px;
    flex-wrap: wrap;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left {
    height: 350px;
    width: 100%;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_tit {
    font-size: 20px !important;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_tit {
    font-size: 20px !important;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .left_tit {
    margin-top: 20px;
  }



  .cont .commodity .commodity_exp .exp_specification .specification_right {
    height: 350px;
    width: 100%;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_right img {
    width: 100%;
    height: 100%;
  }

  .cont .exhibition {
    padding-top: 30px;
  }

  .cont .exhibition .exhibition_top {
    margin: 0 auto;
    width: 750px;
    height: auto;
    flex-wrap: wrap;
    padding-bottom: 10px;
  }

  .cont .exhibition .exhibition_top .top_left {
    height: 438px;
    width: 100%;
    margin-bottom: 10px;
  }

  .cont .exhibition .exhibition_top .top_right {
    height: 438px;
    width: 100%;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title {
    width: calc(100% - 35px);
    height: 40px;
    margin-left: 35px;
    justify-content: space-between;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title .reason {
    width: 240px;
    height: 30px;
    line-height: 30px;
    font-size: 20px;
    margin-right: 30px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .saying {
    margin-top: 13px;
    padding-left: 35px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .ad_txt {
    padding-left: 40px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session {
    width: 525px;
    left: 30px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session .sessionBox .session_tit {
    width: 450px;
    height: 75px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom {
    width: 100%;
    box-sizing: border-box;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num {
    width: 100%;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhibition_num1 {
    width: 145px;
    height: 92px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhidition_small {
    width: 450px;
    margin-left: 50px;
  }

  .cont .exhibition .exhibition_bottom {
    width: 750px;
    height: auto;
    flex-wrap: wrap;
    margin: 0 auto;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left {
    width: 100%;
    height: 438px;
    padding-left: 35px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph {
    width: 100%;
    box-sizing: border-box;
    padding-right: 35px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer {
    left: 50%;
    bottom: 5px;
    left: -15px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_right {
    margin-top: 10px;
    width: 100%;
    height: 438px;
  }

  .cont .case {
    padding-top: 30px;
    height: auto;
  }

  .cont .case .case_box {
    width: 750px;
    height: auto;
    flex-wrap: wrap;
  }

  .cont .case .case_box .case_poto {
    width: 100%;
    height: auto;
    padding: 0;
    padding-bottom: 10px;
  }

  .cont .case .case_box .case_poto .case_poto_box {
    height: 110px;
  }

  .cont .case .case_box .client {
    width: 100%;
    height: 400px;
    margin-bottom: 20px;
  }

  .cont .case .news_all {
    height: auto;
    width: 750px;
    flex-wrap: wrap;
  }

  .cont .case .news_all .news_piece {
    height: auto;
    width: 100%;
    margin-bottom: 10px;
  }

  .cont .case .news_all .news_piece .piece_poto {
    height: 350px;
  }

  .cont .case .news_all .news_list {
    height: auto;
    width: 100%;
  }

  .cont .case .news_all .news_list .list_one {
    width: calc(100% - 20px);
  }

  .cont .case .news_all .news_list .list_two {
    width: calc(100% - 20px);
  }

  .footer {
    height: auto;
  }

  .footer .fotter_logo {
    display: none;
  }

  .footer .footer_top {
    flex-wrap: wrap;
    height: auto;
    justify-content: center;
    width: 750px;
  }

  .footer .footer_top .collect {
    padding-top: 10px;
    width: 100%;
    height: 245px;
  }

  .footer .footer_top .collect .product_center .product_nape {
    height: 33%;
  }

  .footer .footer_top .QR {
    border-left: none;
    margin: 0;
    padding: 0;
    height: 215px;
    padding-top: 10px;
  }
}

@media screen and (max-width: 767px) {
  .main .min_header .min_logo {
    width: 172px;
    height: 40px;
  }

  .main .swiper_box {
    margin-top: 40px;
    /* height: 300px; */
    position: relative;
  }

  .main .swiper_box .swiper-button-next {
    width: 30px;
    height: 30px;
    /* position: absolute;
    top: 50%;
    transform: translateY(-50%); */
    margin-right: 50px;
  }

  .main .swiper_box .swiper-button-next::after {
    font-size: 16px;
  }

  .main .swiper_box .swiper-button-prev {
    width: 30px;
    height: 30px;
    /* position: absolute;
    top: 50%;
    transform: translateY(-50%); */
    margin-left: 50px;
  }

  .main .swiper_box .swiper-button-prev::after {
    font-size: 16px;
  }

  .cont .commodity .commodity_exp {
    width: 600px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .exp_introduce {
    box-sizing: border-box;
    padding-right: 30px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort {
    width: 100%;
    box-sizing: border-box;
    padding: 0px 30px;
    margin-left: 0;
  }

  .cont .exhibition .exhibition_top {
    width: 600px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhibition_round {
    margin-left: 7%;
  }

  .cont .exhibition .exhibition_bottom {
    width: 600px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer {
    width: 560px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_tit {
    font-size: 18px !important;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_tit {
    font-size: 18px !important;
  }

  .cont .case .case_box {
    width: 600px;
  }

  .cont .case .news_all {
    width: 600px;
  }

  .cont .case .news_all .news_list .list_two .two_cont {
    width: 480px;
  }

  .cont .case .news_all .news_list .list_two .two_cont .conts {
    width: 450px;
    height: 38px;
  }

  .footer .footer_top {
    width: 600px;
  }
}

@media screen and (max-width: 600px) {
  .main .swiper_box {
    margin-top: 40px;
    /* height: 240px; */
    position: relative;
  }

  .main .swiper_box .swiper-button-next {
    width: 25px;
    height: 25px;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    margin-right: 30px;
  }

  .main .swiper_box .swiper-button-next::after {
    font-size: 14px;
  }

  .main .swiper_box .swiper-button-prev {
    width: 25px;
    height: 25px;
    /* position: absolute;
    top: 50%;
    transform: translateY(-50%); */
    margin-left: 30px;
  }

  .main .swiper_box .swiper-button-prev::after {
    font-size: 14px;
  }

  .cont .commodity .commodity_exp {
    width: 480px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .exp_introduce {
    font-size: 22px;
  }

  .cont .exhibition .exhibition_top {
    width: 480px;
  }

  .cont .exhibition .exhibition_top .top_left {
    height: 350px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title .title_ad {
    font-size: 22px;
    width: 200px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title .reason {
    width: 195px;
    font-size: 16px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session {
    width: 375px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session .sessionBox .session_tit {
    width: 343px;
    font-size: 16px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhibition_num1 {
    width: 98px;
    height: 86px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhidition_small {
    margin-left: 10px;
    width: 320px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhibition_round {
    margin-left: 23px;
  }

  .cont .exhibition .exhibition_bottom {
    width: 480px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph {
    width: 429px;
    font-size: 12px;
    padding-right: 0px;
    height: auto;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph .paragraph4 {
    height: 50px;
    line-height: 25px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_btn {
    margin-top: 12px;
    width: 95px;
    height: 35px;
    line-height: 35px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer {
    width: 440px;
  }

  .cont .case .case_box {
    width: 480px;
  }

  .cont .case .case_box .case_poto .case_poto_box {
    height: 80px;
  }

  .cont .case .case_box .case_poto .case_poto_box .case_img {
    width: 115px;
    height: 80px;
  }

  .cont .case .case_box .client {
    height: 364px;
  }

  .cont .case .case_box .client .client_brief {
    font-size: 14px;
  }

  .cont .case .case_box .client .client_tit {
    font-size: 25px;
  }

  .cont .case .case_box .client .client_experience {
    margin-top: 98px;
    height: 85px;
  }

  .cont .case .news_all {
    width: 480px;
  }

  .cont .case .news_all .news_piece .piece_poto {
    height: 272px;
  }

  .cont .case .news_all .news_list .list_one .one_img {
    height: 109px;
  }

  .cont .case .news_all .news_list .list_one .one_news {
    padding-left: 0px;
    width: 271px;
    padding-left: 10px;
  }

  .cont .case .news_all .news_list .list_one .one_news .one_mount {
    font-size: 20px;
    height: 25px;
    line-height: 25px;
  }

  .cont .case .news_all .news_list .list_one .one_news .one_tit {
    font-size: 18px;
    height: 25px;
    line-height: 25px;
    padding-top: 10px;
  }

  .cont .case .news_all .news_list .list_one .one_news .one_cont {
    padding-top: 5px;
  }

  .cont .case .news_all .news_list .list_two .two_news {
    width: 60px;
  }

  .cont .case .news_all .news_list .list_two .two_news .two_mount {
    font-size: 20px;
    height: 40px;
    line-height: 40px;
  }

  .cont .case .news_all .news_list .list_two .two_news .two_year {
    padding-top: 0px;
  }

  .cont .case .news_all .news_list .list_two .two_cont {
    padding: 0;
    width: 393px;
    padding-left: 10px;
  }

  .cont .case .news_all .news_list .list_two .two_cont .conts {
    width: 390px;
  }

  .footer {
    width: 100%;
    box-sizing: border-box;
    padding: 0px 10px;
  }

  .footer .footer_top {
    width: 100%;
    justify-content: center;
    overflow: hidden;
  }

  .footer .footer_top .collect {
    justify-content: space-between;
    width: 100%;
  }

  .footer .footer_top .collect li a {
    font-size: 14px !important;
  }

  .footer .footer_bottom {
    padding: 0px !important;
    width: 100%;
    line-height: 28px;
    display: flex;
    align-items: center;
    box-sizing: border-box;
    padding: 0 20px;
    font-size: 14px;
    justify-content: center;
  }
}

@media screen and (max-width: 480px) {
  .main .swiper_box {
    margin-top: 40px;
    /* height: 200px; */
    position: relative;
  }

  .main .swiper_box .swiper-button-next {
    width: 20px;
    height: 20px;
    position: absolute;
    top: 50%;
    transform: translateY(50%);
    margin-right: 30px;
    border: 2px solid #fff;
  }

  .main .swiper_box .swiper-button-next::after {
    font-size: 12px;
  }

  .main .swiper_box .swiper-button-prev {
    width: 20px;
    height: 20px;
    /* position: absolute;
    top: 50%;
    transform: translateY(50%); */
    margin-left: 30px;
    border: 2px solid #fff;
  }

  .main .swiper_box .swiper-button-prev::after {
    font-size: 12px;
  }

  .cont .commodity .commodity_exp {
    width: 320px;
    padding-top: 10px;
  }

  .cont .commodity .commodity_exp .exp_box {
    height: 458px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names {
    height: 224px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_tit {
    font-size: 20px;
    padding-top: 10px;
    height: 40px;
    line-height: 40px;
    padding-bottom: 10px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_word {
    font-size: 16px;
    height: 40px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_word2 {
    font-size: 13px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_word3 {
    font-size: 13px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names .exp_look {
    margin-top: 10px;
    width: 80px;
    height: 40px;
    font-size: 14px;
    line-height: 40px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 {
    height: 224px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_tit {
    font-size: 20px;
    padding-top: 10px;
    height: 40px;
    line-height: 40px;
    padding-bottom: 10px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_word {
    font-size: 16px;
    height: 40px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_word2 {
    font-size: 13px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_word3 {
    font-size: 13px;
  }

  .cont .commodity .commodity_exp .exp_box .exp_names2 .exp_look {
    margin-top: 10px;
    width: 80px;
    height: 40px;
    font-size: 14px;
    line-height: 40px;
  }

  .cont .commodity .commodity_exp .exp_specification {
    height: 592px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left {
    height: 300px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .left_tit {
    padding-left: 10px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .left_tit .tits {
    font-size: 20px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .left_tit .looks_btn {
    height: 35px;
    font-size: 14px;
    margin-top: 10px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .left_tit .looks_btn a {
    color: #5791cf;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .exp_model {
    font-size: 16px;
    padding-left: 10px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .exp_introduce {
    font-size: 16px;
    margin-top: 0px;
    margin-left: 10px;
    padding-right: 10px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort {
    padding: 0px 10px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box {
    width: 50px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box .sort_icon {
    width: 50px;
    height: 50px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_left .exp_sort .sort_box .sort_title {
    font-size: 14px;
    width: 50px;
    height: 30px;
    line-height: 30px;
  }

  .cont .commodity .commodity_exp .exp_specification .specification_right {
    height: 275px;
  }

  .cont .exhibition {
    padding-top: 10px;
  }

  .cont .exhibition .exhibition_top {
    width: 320px;
  }

  .cont .exhibition .exhibition_top .top_left {
    height: 245px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title {
    margin-left: 6px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title .title_ad {
    font-size: 16px;
    width: 148px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .exhibition_right_title .reason {
    margin: 0;
    padding: 0;
    width: 138px;
    font-size: 12px;
    padding-left: 5px;
    padding-right: 10px;
    margin-left: 5px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .saying {
    padding-left: 6px;
    margin-top: 0px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .ad_txt {
    font-size: 20px;
    padding-left: 6px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session {
    width: 275px;
    left: 6px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session .sessionBox .session_tit {
    width: 246px;
    font-size: 16px;
    line-height: 24px;
    height: 60px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_top .Session .sessionBox .session_ana {
    font-size: 12px;
    height: 45px;
    line-height: 18px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom {
    padding-left: 0px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num {
    padding-top: 10px;
    height: 98px;
    padding-left: 0px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhibition_num1 {
    width: 71px;
    height: 71px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhidition_small {
    margin-left: 0px;
    width: 240px;
    padding-left: 10px;
  }

  .cont .exhibition .exhibition_top .top_right .exhibition_right_bottom .exhibition_num .exhidition_small .small_num {
    width: 70px;
    height: 48px;
  }

  .cont .exhibition .exhibition_bottom {
    width: 320px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left {
    padding-left: 6px;
    padding-top: 6px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_title {
    font-size: 20px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_p {
    font-size: 16px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph {
    width: 310px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph .paragraph1 {
    height: 32px;
    line-height: 15px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph .paragraph2 {
    line-height: 15px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph .paragraph3 {
    line-height: 15px;
    height: 31px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph .paragraph4 {
    line-height: 15px;
    height: 30px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_paragraph .paragraph5 {
    height: 20px;
    line-height: 15px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer {
    width: 313px;
    left: -2px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box {
    width: 50px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer_icon {
    width: 40px;
    height: 40px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_left .about_box .about_answer .answer_box .answer_names a {
    font-size: 12px;
  }

  .cont .exhibition .exhibition_bottom .exhibition_bottom_right {
    height: 245px;
  }

  .cont .case {
    padding-top: 10px;
  }

  .cont .case .case_box {
    padding-top: 0px;
    width: 320px;
  }

  .cont .case .case_box .case_poto .case_tit .tits {
    font-size: 20px;
  }

  .cont .case .case_box .case_poto .case_tit .tits_ad {
    font-size: 18px;
  }

  .cont .case .case_box .case_poto .case_poto_box {
    height: 201px;
  }

  .cont .case .case_box .case_poto .case_poto_box .case_img {
    width: 158px;
    height: 97px;
  }

  .cont .case .case_box .client {
    height: 220px;
    margin-bottom: 10px;
  }

  .cont .case .case_box .client .client_brief {
    height: 27px;
    line-height: 15px;
    font-size: 12px;
    padding-left: 7px;
  }

  .cont .case .case_box .client .client_tit {
    font-size: 18px;
    height: 30px;
    line-height: 30px;
    padding-left: 7px;
  }

  .cont .case .case_box .client .client_experience {
    width: 300px;
    padding-top: 0px;
    font-size: 12px;
    line-height: 20px;
    margin-top: 36px;
    margin-left: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
  }

  .cont .case .case_box .client .congratulate {
    height: 30px;
    line-height: 30px;
    font-size: 12px;
    width: 100%;
    box-sizing: border-box;
    padding-left: 10px;
  }

  .cont .case .news_all {
    width: 320px;
    padding-bottom: 10px;
  }

  .cont .case .news_all .news_piece .piece_poto {
    height: 180px;
  }

  .cont .case .news_all .news_piece .piece_introduce {
    padding-top: 10px;
  }

  .cont .case .news_all .news_piece .piece_introduce .piece_date {
    width: 210px;
  }

  .cont .case .news_all .news_piece .piece_introduce .piece_date .month {
    font-size: 20px;
  }

  .cont .case .news_all .news_piece .piece_introduce .piece_date .year {
    font-size: 16px;
  }

  .cont .case .news_all .news_list .list_one {
    height: 88px;
    padding-bottom: 10px;
  }

  .cont .case .news_all .news_list .list_one .one_img {
    width: 115px;
    height: 90px;
  }

  .cont .case .news_all .news_list .list_one .one_news {
    width: 180px;
    height: 89px;
  }

  .cont .case .news_all .news_list .list_one .one_news .one_tit {
    width: 100%;
    font-size: 15px;
    padding-top: 0px;
  }

  .cont .case .news_all .news_list .list_one .one_news .one_cont {
    font-size: 13px;
    padding-top: 0px;
  }

  .cont .case .news_all .news_list .list_two {
    height: 80px;
  }

  .cont .case .news_all .news_list .list_two .two_cont {
    width: 235px;
  }

  .cont .case .news_all .news_list .list_two .two_cont .cont_tit {
    height: 30px;
    line-height: 30px;
    font-size: 16px;
  }

  .cont .case .news_all .news_list .list_two .two_cont .conts {
    width: 100%;
    margin-top: 0px;
  }

  .footer {
    width: 100%;
    box-sizing: border-box;
    padding: 0px 10px;
  }

  .footer .footer_top {
    width: 100%;
    height: auto;
  }

  .footer .footer_top .fotter_logo {
    display: none !important;
    width: 100%;
    height: auto;
    display: flex;
    justify-content: center;
    padding-top: 25px;
  }

  .footer .footer_top .collect {
    flex-wrap: wrap;
    height: auto;
    display: none;
  }

  .footer .footer_top .collect .product_center {
    width: 100%;
    height: auto;
    justify-content: center;
    align-items: center;
    padding-bottom: 10px;
    text-align: center;
  }

  .footer .footer_top .collect .product_center .product_type {
    text-align: center;
  }

  .footer .footer_top .QR {
    padding-top: 20px;
    height: auto;
  }

  .footer .footer_top .QR .QR_box {
    height: 137px;
  }

  .footer .footer_bottom {
    padding: 0 20px;
    font-size: 12px;
    line-height: 25px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
  }
}

@media screen and (max-width: 320px) {
  .footer .footer_top {
    width: 100%;
  }

  .main .swiper_box .swiper-button-next {
    margin-right: 5px;
  }

  .main .swiper_box .swiper-button-prev {
    margin-left: 5px;
  }
}