@font-face {
  font-family: "SOURCEHANSANSCN-REGULAR";
  src: url('../fonts/SOURCEHANSANSCN-REGULAR.OTF') format('opentype');
}
.big_img {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 999;
  opacity: 0;
}
.big_img #big {
  height: 100vh;
}
.big_img #big .img_wrap {
  position: relative;
  width: 100%;
}
.big_img #big .pinch-zoom-container {
  overflow: visible !important;
  height: 30px;
  display: box;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -moz-align-items: center;
  -ms-align-items: center;
  -o-align-items: center;
  align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -moz-justify-content: center;
  -ms-justify-content: center;
  -o-justify-content: center;
  justify-content: center;
}
body {
  position: relative;
  font-size: 15px;
  min-height: 100vh;
  padding-bottom: 140px;
}
* {
  font-family: SOURCEHANSANSCN-REGULAR !important;
}
#wrapper1 {
  overflow: hidden;
}
header {
  position: relative;
  padding: 30px 0;
}
header .img {
  width: 8.8%;
}
header li {
  position: relative;
  margin-left: 2rem;
  padding-left: 3px;
  padding-bottom: 5px;
  font-size: 18px;
  letter-spacing: 3px;
  color: #3e3a39;
}
header li::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0.25rem;
  border-radius: 0.25rem;
  opacity: 0;
  background-color: #3e3a39;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
header li.active::after,
header li:hover::after {
  bottom: -5px;
  opacity: 1;
}
header li:last-child {
  margin-left: 2.25rem;
  color: #9e9f9f;
}
header li:last-child::after {
  display: none;
}
header li:last-child a.active {
  color: #3e3a39;
}
header .down_nav_control {
  display: none;
  width: 40px;
  cursor: pointer;
  padding: 15px 0;
  position: relative;
}
header .down_nav_control.active .line.line1 {
  -o-transform: rotateZ(45deg);
  -moz-transform: rotateZ(45deg);
  -webkit-transform: rotateZ(45deg);
  transform: rotateZ(45deg);
  top: 15px;
}
header .down_nav_control.active .line.line3 {
  -o-transform: rotateZ(-45deg);
  -moz-transform: rotateZ(-45deg);
  -webkit-transform: rotateZ(-45deg);
  transform: rotateZ(-45deg);
  bottom: 15px;
}
header .down_nav_control.active .line.line2 {
  opacity: 0;
}
header .down_nav_control .line {
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: #000;
  position: relative;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -webkit-transform-origin: 20px center;
  -moz-transform-origin: 20px center;
  -ms-transform-origin: 20px center;
  transform-origin: 20px center;
}
header .down_nav_control .line.line1 {
  position: absolute;
  top: 0;
  left: 0;
}
header .down_nav_control .line.line3 {
  position: absolute;
  left: 0;
  bottom: 0;
}
footer {
  position: absolute;
  bottom: 0;
  height: 140px;
  width: 100%;
  background-color: #3e3a39;
  color: #fff;
}
footer .img {
  width: 130px;
}
footer .footer {
  margin: 0 auto;
  width: 100%;
  max-width: 1200px;
}
footer ul {
  margin-left: 3.75rem;
  font-size: 14px;
}
footer ul li {
  margin-top: 5px;
  letter-spacing: 2px;
}
footer ul li:first-child {
  margin-top: 0;
}
footer ul .copyright p {
  margin-right: 10px;
}
footer ul .iconfont {
  margin-right: 0.7rem;
  font-size: 0.8rem;
}
footer .weixin {
  position: relative;
  margin-left: 120px;
}
footer .weixin .iconfont {
  font-size: 45px;
  color: #46bb36;
  cursor: pointer;
}
footer .weixin .qr_code {
  position: absolute;
  top: 50%;
  left: 100%;
  margin-top: -50px;
  margin-left: -20px;
  width: 95px;
  height: 95px;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  opacity: 0;
}
footer .weixin:hover .qr_code {
  margin-left: 20px;
  opacity: 1;
}
.center {
  position: relative;
}
.inner_nav {
  position: relative;
}
.inner_nav ul {
  width: 190px;
}
.inner_nav li {
  position: relative;
  color: #9e9f9f;
  font-size: 0.75rem;
  -o-transition: all 0.4s;
  -moz-transition: all 0.4s;
  -webkit-transition: all 0.4s;
  transition: all 0.4s;
}
.inner_nav li:first-child {
  padding-top: 0 !important;
}
.inner_nav li:first-child span {
  padding-top: 0 !important;
}
.inner_nav li span {
  position: relative;
  display: inline-block;
  padding: 13px 0;
  max-width: 145px;
}
.inner_nav li span::after {
  content: "";
  position: absolute;
  bottom: 10px;
  left: 0;
  width: 100%;
  height: 5px;
  border-radius: 5px;
  background-color: #3e3a39;
  opacity: 0;
  -o-transition: all 0.4s;
  -moz-transition: all 0.4s;
  -webkit-transition: all 0.4s;
  transition: all 0.4s;
}
.inner_nav li:not(.active):hover {
  color: #3e3a39;
}
.inner_nav li:not(.active):hover span::after {
  bottom: 8px;
  opacity: 1;
}
.inner_nav li.active {
  color: #3e3a39;
  letter-spacing: 3px;
  padding: 18px 0;
}
.inner_nav li.active span {
  padding: 8px 0;
}
.inner_nav li.active span::after {
  bottom: 0;
  opacity: 1;
}
.inner_nav .nav_show_icon {
  position: absolute;
  right: -30px;
  top: 50%;
  margin-top: -20px;
  height: 40px;
  width: 30px;
  font-size: 20px;
  color: #fff;
  line-height: 40px;
  text-align: center;
  background-color: rgba(0, 0, 0, 0.6);
  z-index: 9;
  display: none;
}
.index_main {
  padding-top: 4.6875%;
}
.index_main .index_swiper2 {
  display: none;
}
.index_main .swiper_img {
  display: box;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -moz-justify-content: center;
  -ms-justify-content: center;
  -o-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -moz-align-items: center;
  -ms-align-items: center;
  -o-align-items: center;
  align-items: center;
  overflow: hidden;
}
.index_main .topfont{
  font-size: 26px;
  line-height: 1.5;
  padding: 5% 0;
}
.index_main .swiper-prev,
.index_main .swiper-next {
  position: absolute;
  top: 50%;
  margin-top: -20px;
  font-size: 40px;
  color: #fff;
  z-index: 2;
  cursor: pointer;
  opacity: 0;
  -o-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
.index_main .swiper-prev.btn_show,
.index_main .swiper-next.btn_show {
  opacity: 1;
}
.index_main .swiper-prev {
  left: -20px;
}
.index_main .swiper-prev.btn_show {
  left: 55px;
}
.index_main .swiper-next {
  right: 0;
}
.index_main .swiper-next.btn_show {
  right: 60px;
}
.index_main .real_time {
  margin-top: 6.77%;
  margin-bottom: 3.38541667%;
}
.index_main .real_time h2 span {
  position: relative;
  color: #3e3a39;
  font-size: 26px;
  letter-spacing: 2px;
}
.index_main .real_time h2 span::after {
  content: "+";
  position: absolute;
  top: -12px;
  color: #000;
}
.index_main .real_time ul {
  margin-top: 23px;
}
.index_main .real_time li {
  width: 24.4%;
}
.index_main .real_time li:hover img {
  -o-transform: translate3d(0, 0, 0) scale(1.06);
  -moz-transform: translate3d(0, 0, 0) scale(1.06);
  -webkit-transform: translate3d(0, 0, 0) scale(1.06);
  transform: translate3d(0, 0, 0) scale(1.06);
}
.index_main .real_time li img {
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .real_time li .picture_container {
  padding-top: 73.4%;
  border-radius: 5px;
}
.index_main .real_time li .text_wrap {
  margin-top: 20px;
}
.index_main .real_time li .text_wrap .text {
  margin-top: 6px;
  font-size: 18px;
  letter-spacing: 2px;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}
.index_main .real_time li .date {
  font-size: 0.5rem;
}
.case_main {
  padding-bottom: 70px;
  padding-top: 6.77083333%;
}
.case_main .content {
  height: 100%;
  overflow: hidden;
}
.case_main .content ul {
  padding-left: 70px;
}
.case_main .content ul li {
  margin-bottom: 45px;
  width: 49.15%;
}
.case_main .content ul li img {
  -o-transition: all 0.4s;
  -moz-transition: all 0.4s;
  -webkit-transition: all 0.4s;
  transition: all 0.4s;
}
.case_main .content ul li .picture_container {
  padding-top: 73.16%;
  border-radius: 5px;
}
.case_main .content ul li .picture_container img {
  width: 100%;
}
.case_main .content ul li .text_wrap {
  margin-top: 15px;
}
.case_main .content ul li .text_wrap .text {
  font-size: 18px;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}
.case_main .content ul li .text_wrap .date {
  margin-top: 6px;
  font-size: 0.5rem;
}
.case_main .content ul li:hover img {
  -o-transform: translate3d(0, 0, 0) scale(1.1);
  -moz-transform: translate3d(0, 0, 0) scale(1.1);
  -webkit-transform: translate3d(0, 0, 0) scale(1.1);
  transform: translate3d(0, 0, 0) scale(1.1);
}
.case_details_main {
  padding-top: 4.375%;
}
.case_details_main .swiper2 {
  display: none;
}
.case_details_main .case_show_section .ar_header {
  margin-bottom: 37px;
}
.case_details_main .case_show_section .ar_header .cate {
  color: #000;
  font-size: 17px;
  line-height: 1.35rem;
}
.case_details_main .case_show_section .ar_header .title {
  font-size: 1.25rem;
  letter-spacing: 3px;
  font-weight: bold;
  color: #3e3a39;
  line-height: 1.35rem;
}
.case_details_main .case_show_section .ar_header .return {
  width: 1.2rem;
}
.case_details_main .case_show_section #swiper_wrap {
  margin-bottom: 35px;
}
.case_details_main .case_show_section #option {
  padding: 0 20px;
}
.case_details_main .case_show_section #option .swiper-wrapper {
  padding: 40px 0;
}
.case_details_main .case_show_section #option .swiper-slide-active {
  margin-left: 4% !important;
  margin-right: 5% !important;
  -o-transform: translate3d(0, 0, 0) scale(1.4);
  -moz-transform: translate3d(0, 0, 0) scale(1.4);
  -webkit-transform: translate3d(0, 0, 0) scale(1.4);
  transform: translate3d(0, 0, 0) scale(1.4);
}
.case_details_main .case_show_section .swiper_wrap {
  width: 93.33333333%;
}
.case_details_main .case_show_section .swiper2_slide {
  position: relative;
  width: 100%;
  height: 100px;
  overflow: hidden;
}
.case_details_main .case_show_section .swiper2_slide img {
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.case_details_main .case_show_section .swiper2_slide:hover img {
  -o-transform: translate3d(0, 0, 0) scale(1.1);
  -moz-transform: translate3d(0, 0, 0) scale(1.1);
  -webkit-transform: translate3d(0, 0, 0) scale(1.1);
  transform: translate3d(0, 0, 0) scale(1.1);
}
.case_details_main .case_show_section .swiper2_slide .swiper2_img {
  position: absolute;
  left: 50%;
  top: 0;
  width: 100%;
  height: 100%;
  -o-transform: translate3d(-50%, 0, 0);
  -moz-transform: translate3d(-50%, 0, 0);
  -webkit-transform: translate3d(-50%, 0, 0);
  transform: translate3d(-50%, 0, 0);
  cursor: pointer;
}
.case_details_main .main2 .top {
  position: relative;
  margin-top: 45px;
  padding-bottom: 5px;
  color: #000;
}
.case_details_main .main2 .top::after {
  content: "";
  position: absolute;
  bottom: 0;
  height: 4px;
  width: 100%;
  border-radius: 5px;
  background-color: #3e3a39;
  background-image: linear-gradient(#bbb9b9, #3e3a39, #706d6c);
}
.case_details_main .main2 .top .toggle {
  margin-right: 15px;
}
.case_details_main .main2 .top .toggle .iconfont {
  font-size: 18px;
}
.case_details_main .main2 .top .share {
  position: relative;
  margin-left: 8px;
}
.case_details_main .main2 .top .share .iconfont {
  margin-right: 5px;
  font-size: 20px;
}
.case_details_main .main2 .top .share .share_qr_code {
  position: absolute;
  left: 50%;
  bottom: 100%;
  margin-left: -40px;
  margin-top: 0;
  width: 80px;
  height: 80px;
  opacity: 0;
  -o-transition: all 0.4s;
  -moz-transition: all 0.4s;
  -webkit-transition: all 0.4s;
  transition: all 0.4s;
  z-index: 9;
  display: block;
}
.case_details_main .main2 .top .share:hover .share_qr_code {
  opacity: 1;
  bottom: 150%;
}
.case_details_main .main2 .text_main {
  padding: 30px  0 0;
}
.case_details_main .main2 .text_main .text1 {
  width: 36.66666667%;
}
.case_details_main .main2 .text_main ul {
  margin-top: 15px;
}
.case_details_main .main2 .text_main ul:first-child {
  margin-top: 0;
}
.case_details_main .main3 {
  padding-bottom: 6.25%;
  margin-top: 8.33333333%;
}
.case_details_main .main3 .new_title{
  margin-bottom: 40px;
  padding-bottom: 5px;
  font-size: 24px;
  border-bottom: 3px solid #3e3a39;
}
.case_details_main .main3 li {
  width: 19.58333333%;
  margin-left: 7%;
}
.case_details_main .main3 li img {
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.case_details_main .main3 li:first-child {
  margin-left: 0;
}
.case_details_main .main3 li:hover img {
  -o-transform: translate3d(0, 0, 0) scale(1.1);
  -moz-transform: translate3d(0, 0, 0) scale(1.1);
  -webkit-transform: translate3d(0, 0, 0) scale(1.1);
  transform: translate3d(0, 0, 0) scale(1.1);
}
.case_details_main .main3 .picture_container {
  padding-top: 73.19148936%;
  border-radius: 5px;
}
.contact_main {
  padding-top: 6.77083333%;
  padding-bottom: 4.6875%;
}
.contact_main .info {
  margin-top: 45px;
}
.contact_main .info .item {
  margin-bottom: 10px;
  color: #231815;
  font-size: 12px;
}
.contact_main .info .item .iconfont {
  margin-right: 14px;
  color: #231815;
  font-size: 20px;
}
.contact_main .info .item .iconfont.icon-location {
  font-weight: bold;
}
.contact_main .info .item .name {
  margin-left: 10px;
}
.join_main {
  padding-top: 6.77083333%;
  padding-bottom: 20px;
}
.join_main .content {
  padding-bottom: 20px;
  overflow: hidden;
}
.join_main .content .text {
  width: 97.02970297%;
}
.join_main .content .text .item {
  margin-top: 55px;
}
.join_main .content .text .item:first-child {
  margin-top: 0;
}
.join_main .content .text .title {
  border-bottom: 2px solid #101010;
}
.join_main .content .text .title h3 {
  padding-bottom: 15px;
  font-size: 25px;
  border-bottom: 1px solid #cfcfcf;
}
.join_main .content .text dl {
  width: 53.06122449%;
}
.join_main .content .text dl:nth-child(2n) {
  margin-left: 2.9083673%;
  width: 43.83673469%;
}

.join_main .content .text dl dt {
  margin: 16px 0 ;
  font-size: 18px;
  color: #3e3a39;
}
.join_main .content .text dl dd {
  font-size: 15px;
  color: #000;
  line-height: 2;
}
.about_main {
  padding: 110px 0 144px;
}
.about_main .main1 .article {
  width: 38.75%;
}
.about_main .main1 .article .title {
  width: 100%;
  color: #000;
}
.about_main .main1 .article h1 {
  font-size: 42px;
  letter-spacing: 10px;
  font-weight: bold;
}
.about_main .main1 .article .en_title {
  font-size: 27px;
  letter-spacing: 3px;
}
.about_main .main1 .article .text {
  margin-top: 70px;
  font-size: 15px;
}
.about_main .main1 .article .text p {
  margin-top: 22px;
  line-height: 25px;
  color: #000;
  /*letter-spacing: 3px;*/
  line-height: 1.6;
}
.about_main .main1 .article .text p:first-child {
  margin-top: 0;
}
.about_main .main1 .person_info {
  position: relative;
  width: 59.16666667%;
  overflow: hidden;
  display: box;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
}
.about_main .main1 .person_info .img {
  width: 64.45131376%;
  display: box;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -moz-justify-content: center;
  -ms-justify-content: center;
  -o-justify-content: center;
  justify-content: center;
  -webkit-box-flex: 1;
  -moz-box-flex: 1;
  -webkit-flex: 1;
  -ms-flex: 1;
  flex: 1;
  overflow: hidden;
}
.about_main .main1 .person_info img {
  height: 100%;
  max-width: none;
}
.about_main .main1 .person_info > div {
  height: 100%;
}
.about_main .main1 .person_info .info {
  padding-left: 2.18238022%;
  width: 34.54868624%;
  background-color: #eee;
}
.about_main .main1 .person_info .info .name {
  font-size: 25px;
}
.about_main .main1 .person_info .info .name span {
  margin-left: 5px;
    padding-bottom:5px;
  font-size: 12px;
  display: inline-block;

}
.about_main .main1 .person_info .info .position {
  margin-top: 4px;
  font-size: 13px;
}
.about_main .main1 .person_info .info p {
  margin-top: 50px;
  padding-right: 7.05263158%;
  font-size: 12px;
  line-height: 2.5;
  text-align: justify;
  letter-spacing: 1px;
  color: #000;
}
.about_main .main2 {
  margin-top: 170px;
}
.about_main .main2 .title {
  padding-bottom: 22px;
  font-size: 25px;
  border-bottom: 2px solid #73706f;
}
.about_main .main2 ul {
  margin-top: -5px;
}
.about_main .main2 li {
  position: relative;
  margin-top: 5.41666667%;
  margin-right: 4%;
  width: 22%;
  overflow: hidden;
}
.about_main .main2 li:nth-child(4n) {
  margin-right: 0;
}
.about_main .main2 li .picture_container {
  padding-top: 93.56060606%;
}
.about_main .main2 li .picture_container img {
  width: 100%;
}
.about_main .main2 li .cloth {
  position: absolute;
  left: 0;
  top: 0;
  padding: 25px ;
  width: 100%;
  height: 100%;
  color: #fff;
  text-align: left;
  background-color: rgba(0, 0, 0, 0.8);
  opacity: 0;
  -o-transition: all 1s;
  -moz-transition: all 1s;
  -webkit-transition: all 1s;
  transition: all 1s;
}
.about_main .main2 li .cloth .name {
  font-size: 22px;
}
.about_main .main2 li .cloth .name span {
  font-size: 12px;
}
.about_main .main2 li .cloth .position {
  margin-top: 5px;
  font-size: 14px;
}
.about_main .main2 li .cloth .text {
  margin-top: 20px;
  height: 71.06598985%;
}
.about_main .main2 li .cloth p {
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 1px;
}
.about_main .main2 li:hover .cloth {
  opacity: 1;
}
.about_main .main3 {
  margin-top: 115px;
}
.about_main .main3 .title {
  padding-bottom: 22px;
  font-size: 25px;
  border-bottom: 2px solid #73706f;
}
.about_main .main3 ul {
  padding-top: 10px;
}
.about_main .main3 li {
  margin-top: 4.75%;
  margin-right: 1.83333333%;
  width: 10.83333333%;
}
.about_main .main3 li:nth-child(8n) {
  margin-right: 0;
}
.about_main .main3 li .picture_container {
  padding-top: 30.76923077%;
}
.news_main {
  padding-top: 6.77083333%;
  padding-bottom: 70px;
}
.news_main .inner_nav ul {
  width: 160px;
}
.news_main .date {
  position: relative;
  width: 84px;
  height: 84px;
  text-align: center;
  font-size: 12px;
  overflow: hidden;
}
.news_main .date .top {
  height: 27px;
}
.news_main .date .row {
  height: 30px;
  line-height: 30px;
  font-size: 24px;
}
.news_main .date .year {
  height: 27px;
}
.news_main .date::after,
.news_main .date::before {
  content: "";
  position: absolute;
  width: 120px;
  height: 1px;
  background-color: #000;
}
.news_main .date::before {
  top: 40px;
  left: -18px;
  -o-transform: rotateZ(45deg);
  -moz-transform: rotateZ(45deg);
  -webkit-transform: rotateZ(45deg);
  transform: rotateZ(45deg);
}
.news_main .date::after {
  bottom: 43px;
  left: -18px;
  -o-transform: rotateZ(-45deg);
  -moz-transform: rotateZ(-45deg);
  -webkit-transform: rotateZ(-45deg);
  transform: rotateZ(-45deg);
}
.news_main .scroll {
  padding-left: 50px;
}
.news_main li {
  margin-top: 48px;
  width: 100%;
}
.news_main li:first-child {
  margin-top: 0;
}
.news_main .article {
  width: 64.64646465%;
}
.news_main .text {
  letter-spacing: 2px;
}
.news_main .text h3 {
  margin-top: 20px;
  font-size: 20px;
}
.news_main .text p {
  margin-top: 10px;
  letter-spacing: 0.6px;
  text-align: justify;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}
.news_main .text span {
  margin-right: 10px;
}
.news_main .text .icon {
  transform-origin: 0 50%;
  -o-transition: all 0.4s;
  -moz-transition: all 0.4s;
  -webkit-transition: all 0.4s;
  transition: all 0.4s;
}
.news_main .text .icon.active {
  -o-transform: rotateZ(90deg);
  -moz-transform: rotateZ(90deg);
  -webkit-transform: rotateZ(90deg);
  transform: rotateZ(90deg);
}
.news_main .text .iconfont {
  margin-left: -8px;
  font-size: 12px;
  font-weight: bold;
}
.news_main .text .more {
  margin-top: 20px;
  cursor: pointer;
}
.news_main .img {
  width: 30.90909091%;
}
.news_main .img .picture_container {
  padding-top: 73.52941176%;
}
.news_main .details {
  margin-top: 15px;
  padding: 30px 37px 35px;
  color: #fff;
  background-color: #3e3a39;
  display: none;
}
.news_main .details h3 {
  font-size: 20px;
}
@media screen and (min-width: 1200px) {
  html {
    font-size: 20px;
  }
  .center {
    max-width: 1200px;
  }
}
@media screen and (min-width: 990px) and (max-width: 1200px) {
  html {
    font-size: 18px;
  }
  .center {
    max-width: 970px ;
  }
  .case_details_main .case_show_section .ar_header {
    margin-bottom: 20px;
  }
  .case_details_main .case_show_section #swiper_wrap {
    margin-bottom: 30px;
  }
  .case_details_main .main2 .top {
    margin-top: 15px;
  }
  .case_details_main .main3 {
    padding-bottom: 4.16666667%;
    margin-top: 5%;
  }
  .case_details_main .main3 li {
    width: 19.58333333%;
    margin-left: 7%;
  }
  .case_details_main .main3 li img {
    -o-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
  }
  .case_details_main .main3 li:first-child {
    margin-left: 0;
  }
  .case_details_main .main3 li:hover img {
    -o-transform: translate3d(0, 0, 0) scale(1.1);
    -moz-transform: translate3d(0, 0, 0) scale(1.1);
    -webkit-transform: translate3d(0, 0, 0) scale(1.1);
    transform: translate3d(0, 0, 0) scale(1.1);
  }
  .case_details_main .main3 .picture_container {
    padding-top: 73.19148936%;
  }
}
@media screen and (max-width: 990px) {
  header {
    position: fixed !important;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #fff;
    z-index: 11;
  }
  header.center {
    padding: 15px 20px;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -moz-align-items: center;
    -ms-align-items: center;
    -o-align-items: center;
    align-items: center;
  }
  .inner_nav {
    padding: 10px 0;
    width: 100%;
    background-color: #fff;
    z-index: 9;
  }
  .inner_nav ul {
    padding: 0 10px;
    width: 100%;
    display: box;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -moz-align-items: center;
    -ms-align-items: center;
    -o-align-items: center;
    align-items: center;
    -webkit-box-lines: multiple;
    -webkit-flex-wrap: wrap;
    -moz-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    -o-flex-wrap: wrap;
    flex-wrap: wrap;
  }
  .inner_nav li {
    padding: 0 !important;
    line-height: 2;
  }
  .inner_nav li span {
    width: auto;
    max-width: none;
    margin: 0 10px;
    padding: 10px 0 !important;
    font-size: 12px;
    padding: 0;
  }
  .inner_nav li span:first-child {
    padding-top: 10px !important;
  }
  .inner_nav li span::after {
    left: auto;
    top: 50%;
    right: -10px;
    margin-top: -2px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: #000;
    opacity: 1;
  }
  .inner_nav li.active {
    font-size: 14px;
  }
  .inner_nav li.active span {
    font-size: 14px;
    margin: 0 10px;
    padding: 0;
  }
  .inner_nav li:last-child span::after {
    display: none;
  }
  .inner_nav .nav_show_icon {
    display: block;
  }
  #wrapper1 {
    overflow: visible !important;
  }
  #wrapper1 > div:first-child {
    opacity: 0 ;
  }
  #scrollOne {
    padding-left: 0 !important;
  }
  html {
    font-size: 16px;
  }
  .center {
    padding: 0;
    max-width: 100% ;
  }
  footer .weixin .qr_code {
    position: absolute;
    top: -100%;
    left: 50%;
    margin-left: -50px;
    margin-top: 20px;
    width: 95px;
    height: 95px;
    -o-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
    opacity: 0;
  }
  footer .weixin:hover .qr_code {
    margin-left: -50px;
    margin-top: -30px;
    opacity: 1;
  }
  .index_main {
    padding-left: 20px;
    padding-right: 20px;
  }
  .case_details_main {
    padding: 0 10px;
    padding-top: 7.8125%;
  }
  .case_details_main .show_wrap {
    margin-left: 4%;
    padding: 20px 0;
  }
  .case_details_main .slide_img {
    width: 100%;
    display: box;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    -moz-justify-content: center;
    -ms-justify-content: center;
    -o-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -moz-align-items: center;
    -ms-align-items: center;
    -o-align-items: center;
    align-items: center;
    overflow: hidden;
  }
  .case_details_main .case_show_section .ar_header {
    margin-bottom: 15px;
  }
  .case_details_main .case_show_section .ar_header .title {
    margin-top: 12px;
  }
  .case_details_main .case_show_section #swiper_wrap {
    margin-bottom: 20px;
  }
  .case_details_main .case_show_section #option .swiper-wrapper {
    padding: 20px 0;
  }
  .case_details_main .case_show_section #option .swiper-slide-active {
    margin-left: 0 !important;
    margin-right: 10% !important;
  }
  .case_details_main .main2 .top {
    margin-top: 15px;
    padding-bottom: 15px;
  }
  .case_details_main .main2 .text_main {
    padding: 20px 0 0;
  }
  .case_details_main .main3 {
    padding-bottom: 5%;
    margin-top: 5%;
  }
  .case_details_main .main3 .new_title{
    font-size: 18px;
  }
  .case_details_main .main3 li {
    width: 19.58333333%;
    margin-left: 7%;
  }
  .case_details_main .main3 li img {
    -o-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
  }
  .case_details_main .main3 li:first-child {
    margin-left: 0;
  }
  .case_details_main .main3 li:hover img {
    -o-transform: translate3d(0, 0, 0) scale(1.1);
    -moz-transform: translate3d(0, 0, 0) scale(1.1);
    -webkit-transform: translate3d(0, 0, 0) scale(1.1);
    transform: translate3d(0, 0, 0) scale(1.1);
  }
  .case_details_main .main3 .picture_container {
    padding-top: 73.19148936%;
  }
  .case_main {
    padding-bottom: 40px;
  }
  .case_main .main1 > .center {
    display: block;
  }
  .case_main .content ul li {
    width: calc(50% - 10px);
  }
  .case_main .content ul li .text_wrap {
    font-size: 14px;
  }
  .case_main .content ul li .text_wrap .date {
    font-size: 0.5rem;
  }
  .about_main {
    padding: 50px 20px 70px;
  }
  .about_main .main1 .article {
    width: 100%;
  }
  .about_main .main1 .article .title {
    display: none;
    width: 100%;
  }
  .about_main .main1 .article .text {
    margin-top: 30px;
  }
  .about_main .main1 .article .text p {
    margin-top: 15px;
  }
  .about_main .main1 .person_info {
    margin-top: 30px;
    width: 100%;
  }
  .about_main .main2 {
    margin-top: 60px;
  }
  .about_main .main2 .title {
    padding-bottom: 15px;
  }
  .about_main .main2 li {
    margin-top: 40px;
    margin-right: 3.33333333%;
    width: 48.33333333%;
    overflow: hidden;
  }
  .about_main .main2 li:nth-child(2n) {
    margin-right: 0;
  }
  .about_main .main2 li .picture_container img {
    width: 100%;
  }
  .about_main .main2 li .cloth {
    position: relative;
    margin-top: -1px;
    padding: 10px 20px ;
    height: auto;
    opacity: 1;
  }
  .about_main .main2 li .cloth .name {
    font-size: 15px;
  }
  .about_main .main2 li .cloth .name span {
    font-size: 15px;
  }
  .about_main .main2 li .cloth .position {
    font-size: 15px;
  }
  .about_main .main2 li .cloth .text {
    display: none;
  }
  .about_main .main2 li .cloth p {
    font-size: 16px;
  }
  .about_main .main3 {
    margin-top: 60px;
  }
  .about_main .main3 .title {
    padding-bottom: 12px;
    font-size: 18px;
  }
  .about_main .main3 ul {
    padding-top: 10px;
  }
  .about_main .main3 li {
    margin-right: 3.33333333%;
    width: 22.5%;
  }
  .about_main .main3 li:nth-child(4n) {
    margin-right: 0;
  }
  .news_main {
    padding: 0 10px;
  }
  .news_main .main1 > .center {
    display: block;
  }
  .news_main #wrapper1 {
    overflow: visible !important;
  }
  .news_main #wrapper1 > div {
    display: none !important;
  }
  .news_main #scrollOne {
    padding-bottom: 40px;
  }
  .news_main .img .picture_container img {
    width: 100%;
  }
  .contact_main .contact_section > .center {
    display: block;
  }
  .contact_main .map {
    padding: 0 20px;
  }
  .contact_main .info .item {
    margin-bottom: 10px;
    padding: 0 10px;
    color: #231815;
  }
  .contact_main .info .item .iconfont {
    margin-right: 14px;
    color: #231815;
    font-size: 20px;
  }
  .contact_main .info .item .iconfont.icon-location {
    font-weight: bold;
  }
  .contact_main .info .item .name {
    margin-left: 10px;
  }
  .join_main .join_section > .center {
    display: block;
  }
  .join_main .content .text {
    width: 100%;
  }
  .join_main .content .text .item {
    margin-top: 55px;
  }
  .join_main .content .text .item:first-child {
    margin-top: 0;
  }
  .join_main .content .text .title {
    border-bottom: 2px solid #101010;
  }
  .join_main .content .text .title h3 {
    padding-bottom: 15px;
    font-size: 20px;
    border-bottom: 1px solid #cfcfcf;
  }
  .join_main .content .text dl {
    width: 100%;
  }
  .join_main .content .text dl:nth-child(2n) {
    margin-left: 0;
    width: 100%;
  }
  .join_main .content .text dl dt {
    margin: 16px 0 ;
    font-size: 22px;
    color: #3e3a39;
  }
  .join_main .content .text dl dd {
    font-size: 14px;
    color: #000;
    line-height: 2;
  }
  .join_main #wrapper1 {
    overflow: visible !important;
  }
  .join_main #wrapper1 > div:first-child {
    opacity: 0 ;
  }
}
@media screen and (max-width: 768px) {
  html {
    font-size: 14px;
  }
  header {
    padding: 20px 10px;
  }
  header .img {
    width: 8rem;
  }
  header .down_nav_control {
    width: 32px;
    padding: 11px 0;
    display: block;
  }
  header .down_nav_control.active .line.line1 {
    top: 11px;
  }
  header .down_nav_control.active .line.line3 {
    bottom: 11px;
  }
  header .down_nav_control .line {
    -webkit-transform-origin: 16px center;
    -moz-transform-origin: 16px center;
    -ms-transform-origin: 16px center;
    transform-origin: 16px center;
  }
  header nav {
    position: absolute;
    top: 100% ;
    right: 0;
    width: 100%;
    background-color: #fff;
    z-index: 999;
  }
  header nav .nav-list {
    display: none;
  }
  header nav .nav-list li {
    margin-left: 0;
    text-align: center;
    line-height: 2;
    border-top: 1px solid #eee;
  }
  header nav .nav-list li::after {
    display: none;
  }
  footer {
    padding: 0 20px;
  }
  footer .img {
    width: 8rem;
  }
  footer .footer {
    display: box;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -moz-justify-content: space-between;
    -ms-justify-content: space-between;
    -o-justify-content: space-between;
    justify-content: space-between;
  }
  footer ul {
    display: none;
  }
  footer .weixin .iconfont {
    display: none;
  }
  footer .weixin .qr_code {
    position: static;
    top: 0;
    left: -20px;
    margin: 0;
    height: 75px;
    width: 75px;
    opacity: 1;
  }
  #scrollOne {
    padding-left: 20px !important;
    padding-right: 20px !important;
  }
  .inner_nav {
    padding: 10px 0;
    width: 100%;
    background-color: #fff;
    z-index: 9;
  }
  .inner_nav ul {
    width: 100%;
    display: box;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -moz-align-items: center;
    -ms-align-items: center;
    -o-align-items: center;
    align-items: center;
    -webkit-box-lines: multiple;
    -webkit-flex-wrap: wrap;
    -moz-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    -o-flex-wrap: wrap;
    flex-wrap: wrap;
  }
  .inner_nav li {
    line-height: 2;
  }
  .inner_nav li span {
    margin: 0 10px;
    padding: 18px 0;
    font-size: 14px;
    padding: 0;
    line-height: 1.4;
  }
  .inner_nav li span::after {
    left: auto;
    top: 50%;
    right: -10px;
    margin-top: -2px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: #000;
    opacity: 1;
  }
  .inner_nav li.active {
    font-size: 14px;
  }
  .inner_nav li.active span {
    font-size: 14px;
    margin: 0 10px;
    padding: 0;
  }
  .inner_nav li:last-child span::after {
    display: none;
  }
  .inner_nav .nav_show_icon {
    display: block;
  }
  .index_main .index_swiper1 {
    display: none;
  }
  .index_main .index_swiper2 {
    display: block;
  }
  .index_main .real_time {
    margin-top: 70px;
    margin-bottom: 30px;
  }
  .index_main .real_time h2 {
    display: none;
  }
  .index_main .real_time ul {
    margin-top: -24px;
  }
  .index_main .real_time li {
    margin-top: 30px;
    margin-right: 4%;
    width: 48%;
  }
  .index_main .real_time li:nth-child(2n) {
    margin-right: 0;
  }
  .index_main .real_time li img {
    width: 100%;
  }
  .index_main .real_time li .text_wrap {
    margin-top: 15px;
  }
  .index_main .real_time li .text_wrap .text {
    font-size: 14px;
  }
  .index_main .real_time li .date {
    margin-top: 0;
    font-size: 0.5rem;
  }
  .case_main {
    padding-bottom: 40px;
  }
  .case_main .content ul li .text_wrap {
    font-size: 14px;
  }
  .case_main .content ul li .text_wrap .date {
    font-size: 0.5rem;
  }
  .case_details_main .swiper1 {
    display: none;
  }
  .case_details_main .swiper2 {
    display: block;
  }
  .case_details_main .swiper2 .swiper2_img {
    display: box;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    -moz-justify-content: center;
    -ms-justify-content: center;
    -o-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -moz-align-items: center;
    -ms-align-items: center;
    -o-align-items: center;
    align-items: center;
    overflow: hidden;
  }
  .case_details_main .case_show_section .swiper2_slide {
    height: 50px;
  }
  .case_details_main .case_show_section .ar_header {
    padding: 0 10px;
    margin-bottom: 20px;
  }
  .case_details_main .case_show_section #swiper_wrap {
    padding: 0 10px;
    margin-bottom: 10px;
  }
  .case_details_main .case_show_section #option .swiper-wrapper {
    padding: 0;
  }
  .case_details_main .main2 {
    margin-top: 5.33333333%;
    padding: 0 10px;
  }
  .case_details_main .main2 .top {
    margin-top: 15px;
    display: none;
  }
  .case_details_main .main2 .text_main {
    padding: 15px 0 0;
    border-top: 2px solid #3e393f;
  }
  .case_details_main .main2 .text_main .text1 {
    width: 100%;
    font-size: 14px;
  }
  .case_details_main .main2 .text_main .text2 ul {
    margin-top: 15px;
  }
  .case_details_main .main3 {
    margin-top: 6.66666667%;
    padding: 0 10px 30px;
  }
  .case_details_main .main3 li {
    margin-bottom: 40px;
    width: 48%;
    margin-left: 0;
  }
  .case_details_main .main3 li:nth-child(2n) {
    margin-left: 4%;
  }
  .case_details_main .main3 li img {
    width: 100%;
  }
  .about_main {
    padding: 20px 20px 30px;
  }
  .about_main .main1 .article {
    width: 100%;
  }
  .about_main .main1 .article .title {
    width: 100%;
  }
  .about_main .main1 .article h1 {
    font-size: 30px;
    letter-spacing: 5px;
  }
  .about_main .main1 .article .en_title {
    font-size: 16px;
    letter-spacing: 2px;
  }
  .about_main .main1 .article .text {
    margin-top: 30px;
    font-size: 14px;
  }
  .about_main .main1 .article .text p {
    margin-top: 15px;
    line-height: 20px;
    letter-spacing: 1px;
  }
  .about_main .main1 .person_info {
    margin-top: 25px;
    width: 100%;
  }
  .about_main .main1 .person_info .info {
    padding-left: 3.09119011%;
    min-width: 150px;
  }
  .about_main .main1 .person_info .info .name {
    font-size: 18px;
  }
  .about_main .main1 .person_info .info .name span {
    margin-left: 2px;
    font-size: 12px;
  }
  .about_main .main1 .person_info .info p {
    padding-right: 10.52631579%;
    line-height: 2;
  }
  .about_main .main2 {
    margin-top: 50px;
  }
  .about_main .main2 .title {
    padding-bottom: 8px;
    font-size: 18px;
  }
  .about_main .main2 ul {
    padding: 0;
  }
  .about_main .main2 li {
    margin-right: 20px;
    width: calc(50% - 10px);
  }
  .about_main .main2 li:nth-child(2n) {
    margin-right: 0;
  }
  .about_main .main2 li .cloth {
    padding: 10px;
  }
  .about_main .main3 li {
    margin-right: 5%;
    width: 47.5%;
  }
  .about_main .main3 li:nth-child(2n) {
    margin-right: 0;
  }
  .news_main {
    padding: 0;
  }
  .news_main #scrollOne {
    padding-bottom: 20px;
    padding-left: 0 ;
  }
  .news_main .date {
    width: 64px;
    height: 64px;
    display: none;
  }
  .news_main .date .top {
    height: 22px;
  }
  .news_main .date .row {
    height: 20px;
    line-height: 20px;
    font-size: 18px;
  }
  .news_main .date .year {
    height: 22px;
  }
  .news_main .scroll {
    padding-left: 40px;
    padding-right: 10px;
  }
  .news_main li {
    margin-top: 48px;
  }
  .news_main .article {
    width: 100%;
  }
  .news_main .img {
    margin: 10px auto;
    width: 100%;
  }
  .news_main .text {
    letter-spacing: 0;
  }
  .news_main .text h3 {
    margin-top: 12px;
    font-size: 16px;
    font-weight: bold;
  }
  .news_main .text p {
    font-size: 14px;
    letter-spacing: 0;
  }
  .news_main .text span {
    font-size: 14px;
  }
  .news_main .text .icon {
    margin-top: -2px;
  }
  .news_main .text .more {
    margin-top: 10px;
  }
  .news_main .details h3 {
    text-align: center;
    font-size: 16px;
    font-weight: bold;
  }
  .news_main .details p {
    font-size: 14px;
    text-align: justify;
  }
  .join_main .content .text {
    width: 100%;
  }
  .join_main .content .text .item {
    margin-top: 55px;
  }
  .join_main .content .text .item:first-child {
    margin-top: 0;
  }
  .join_main .content .text .title {
    border-bottom: 2px solid #101010;
  }
  .join_main .content .text .title h3 {
    padding-bottom: 15px;
    font-size: 20px;
    border-bottom: 1px solid #cfcfcf;
  }
  .join_main .content .text dl {
    width: 100%;
  }
  .join_main .content .text dl:nth-child(2n) {
    margin-left: 0;
    width: 100%;
  }
  .join_main .content .text dl dt {
    margin: 16px 0 ;
    font-size: 22px;
    color: #3e3a39;
  }
  .join_main .content .text dl dd {
    font-size: 14px;
    color: #000;
    line-height: 2;
  }
  .join_main #wrapper1 {
    overflow: visible !important;
  }
  .join_main #wrapper1 > div:first-child {
    opacity: 1 ;
  }
}
@media screen and (max-width: 570px) {
  body {
    padding-bottom: 9rem;
  }
  footer {
    height: 9rem;
  }
  footer .img {
    width: 8rem;
  }
  footer .weixin .qr_code {
    height: 65px;
    width: 65px;
  }
  .index_main .real_time li {
    margin-top: 35px;
    margin-right: auto;
    margin-left: auto;
    width: 100%;
  }
  .index_main .real_time li:nth-child(2n) {
    margin-right: auto;
  }
  .index_main .real_time li img {
    width: 100%;
  }
  .index_main .real_time li .text_wrap {
    margin-top: 13px;
  }
  .index_main .real_time li .text_wrap .text {
    font-size: 14px;
  }
  .index_main .real_time li .date {
    font-size: 0.5rem;
  }
  .case_main .content ul {
    padding-left: 10px;
    padding-right: 10px;
  }
  .case_main .content ul li {
    margin-bottom: 36px;
    width: 100%;
  }
  .case_main .content ul li .text_wrap {
    margin-top: 12px;
  }
  .case_main .content ul li .text_wrap .text {
    font-size: 16px;
  }
  .case_main .content ul li:hover img {
    -o-transform: translate3d(0, 0, 0) scale(1.1);
    -moz-transform: translate3d(0, 0, 0) scale(1.1);
    -webkit-transform: translate3d(0, 0, 0) scale(1.1);
    transform: translate3d(0, 0, 0) scale(1.1);
  }
  .case_details_main .main3 li {
    margin-bottom: 40px;
    margin-left: 0 !important;
    width: 100%;
  }
  .case_details_main .main3 li img {
    width: 100%;
  }
  .about_main .main2 {
    margin-top: 50px;
  }
  .about_main .main2 .title {
    padding-bottom: 8px;
    font-size: 18px;
  }
  .about_main .main2 li .cloth .name {
    font-size: 12px;
  }
  .about_main .main2 li .cloth .name span {
    font-size: 12px;
  }
  .about_main .main2 li .cloth .position {
    font-size: 12px;
  }
  .about_main .main2 li .cloth .text {
    height: 71.06598985%;
  }
  .about_main .main2 li .cloth p {
    font-size: 12px;
    line-height: 1.5;
    letter-spacing: 1px;
  }
}
/* 浏览器低版本提示 START */
#browser_mask {
  background-color: #000;
  background: rgba(0, 0, 0, 0.7);
  filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=70);
  z-index: 1000000000;
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  display: none;
}
#browser_hint {
  z-index: 9999999999;
  position: absolute;
  display: none;
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
}
#browser_hint #browser_container .explain {
  width: 800px;
  color: #555;
  margin: 0 auto;
  position: absolute;
  text-align: center;
  background: #fff;
  left: 50%;
  top: 50%;
  padding: 50px;
  margin-top: -150px;
  margin-left: -450px;
}
#browser_hint #browser_container .explain .explain_title {
  font-size: 22px;
  font-weight: bold;
}
#browser_hint #browser_container .explain .explain_title span {
  color: red;
}
#browser_hint #browser_container .explain .explain_list {
  margin-top: 40px;
  overflow: hidden;
}
#browser_hint #browser_container .explain .item {
  width: 110px;
  margin: 0 20px;
  text-align: center;
  display: inline-block;
}
#browser_hint #browser_container .explain .item .item_icon {
  width: 100px;
  height: 100px;
  margin: 0 auto;
  border-radius: 50%;
  line-height: 100px;
  box-sizing: content-box;
  background: #66CC66;
  font-weight: bold;
  font-size: 22px;
  color: #fff;
  cursor: pointer;
}
#browser_hint #browser_container .explain .item .item_text {
  font-size: 16px;
  margin-top: 10px;
  color: #555;
}
/* 浏览器低版本提示 END */
/* go_top START */
.go_top {
  position: fixed;
  right: 5px;
  bottom: 145px;
  width: 2rem;
  height: 2rem;
  background: rgba(0, 0, 0);
  border-radius: 50%;
  text-align: center;
  line-height: 2rem;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  z-index: 10000;
  display: none;
}
.go_top:hover {
  background: #1163af;
}
/* go_top END */