@media screen and (min-width: 1201px) {
  body {
    padding-top: 0;
  }
}
.index_banner {
  position: relative;
}
.index_banner .slide_item {
  position: relative;
}
.index_banner .slide_item .item_picture .banner_p {
  display: block;
}
.index_banner .slide_item .item_picture .banner_m {
  display: none;
}
.index_banner .slide_item .item_explain {
  position: absolute;
  margin: auto;
  z-index: 11;
  bottom: 0;
  right: 0;
  left: 0;
  top: 0;
  text-align: center;
}
.index_banner .slide_item .item_explain .item_explain_container {
  width: 1200px;
  margin: 0 auto;
  position: relative;
}
.index_banner .slide_item .item_explain .item_explain_container .explain_title {
  font-size: 50px;
  color: #ffffff;
  font-weight: bold;
  line-height: 60px;
  letter-spacing: 3px;
}
.index_banner .slide_item .item_explain .item_explain_container .explain_title span {
  color: #12bfff;
  margin: 0 15px;
}
.index_banner .slide_item .item_explain .item_explain_container .explain_content {
  font-size: 30px;
  font-weight: lighter;
  letter-spacing: 1px;
  color: #ffffff;
  margin-top: 18px;
  -o-animation-delay: 0.1s;
  -moz-animation-delay: 0.1s;
  -webkit-animation-delay: 0.1s;
  animation-delay: 0.1s;
}
.index_banner .slide_item .item_explain .item_explain_container .explain_desc {
  margin-top: 7px;
  font-size: 16px;
  font-family: "cg";
  line-height: 24px;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.25);
  -o-animation-delay: 0.2s;
  -moz-animation-delay: 0.2s;
  -webkit-animation-delay: 0.2s;
  animation-delay: 0.2s;
}
.index_banner .index_banner_mouse {
  color: #fff;
  margin-top: 78px;
  position: relative;
  text-align: center;
  animation: mouseMove 1.5s infinite;
}
.index_banner .index_banner_mouse .mouse_icon {
  font-size: 40px;
  line-height: 1em;
  position: relative;
}
.index_banner .index_banner_mouse .mouse_line_list {
  margin-top: 3px;
}
.index_banner .index_banner_mouse .mouse_line_list .mouse_line_item {
  font-size: 16px;
  line-height: 1em;
  position: relative;
}
.index_banner .index_banner_mouse .mouse_line_list .mouse_line_item:nth-child(2) {
  opacity: 0.6;
  top: -6px;
}
.index_banner .index_banner_mouse .mouse_line_list .mouse_line_item:nth-child(3) {
  opacity: 0.3;
  top: -12px;
}
.index_banner .swiper_pagination {
  position: absolute;
  margin: auto;
  z-index: 10;
  left: 56px;
  bottom: 0;
  top: 0;
}
.index_banner .swiper_pagination .swiper_pagination_line {
  width: 2px;
  height: 120px;
  position: relative;
  background: rgba(255, 255, 255, 0.3);
}
.index_banner .swiper_pagination .swiper_pagination_line .swiper_pagination_line_active {
  position: absolute;
  width: 100%;
  left: 0;
  top: 0;
  height: 0;
  background: #fff;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_banner .swiper_pagination .swiper_pagination_num {
  -o-transform: rotateZ(90deg);
  -moz-transform: rotateZ(90deg);
  -webkit-transform: rotateZ(90deg);
  transform: rotateZ(90deg);
  position: relative;
  font-family: "cg";
  right: 13px;
}
.index_banner .swiper_pagination .swiper_pagination_num .swiper_pagination_num_active {
  position: relative;
  line-height: 1em;
  font-size: 50px;
  color: #12bfff;
  top: 5px;
}
.index_banner .swiper_pagination .swiper_pagination_num .swiper_pagination_num_text {
  font-size: 26px;
  line-height: 1em;
  margin-left: 5px;
  color: rgba(255, 255, 255, 0.5);
}
.index_banner .swiper_control_container {
  position: absolute;
  z-index: 10;
  left: 0;
  right: 0;
  bottom: 90px;
  margin: auto;
}
.index_banner .swiper_control_container .swiper_control {
  position: absolute;
  bottom: 0;
  right: 0;
}
.index_banner .swiper_control_container .swiper_control .swiper_btn {
  width: 90px;
  height: 90px;
  line-height: 90px;
  text-align: center;
  background: rgba(0, 0, 0, 0.2);
  cursor: pointer;
  font-size: 18px;
  color: #fff;
  -o-transition: all 0.35s;
  -moz-transition: all 0.35s;
  -webkit-transition: all 0.35s;
  transition: all 0.35s;
}
.index_banner .swiper_control_container .swiper_control .swiper_btn:hover {
  background: rgba(18, 191, 255, 0.8);
}
.index_banner .swiper_control_container .swiper_control .swiper_prev {
  -o-transform: rotateZ(-180deg);
  -moz-transform: rotateZ(-180deg);
  -webkit-transform: rotateZ(-180deg);
  transform: rotateZ(-180deg);
}
@-webkit-keyframes mouseMove {
  0% {
    -o-transform: translate3d(0, 0, 0);
    -moz-transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
  100% {
    opacity: 0;
    -o-transform: translate3d(0, 30px, 0);
    -moz-transform: translate3d(0, 30px, 0);
    -webkit-transform: translate3d(0, 30px, 0);
    transform: translate3d(0, 30px, 0);
  }
}
@keyframes mouseMove {
  0% {
    -o-transform: translate3d(0, 0, 0);
    -moz-transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
  }
  100% {
    opacity: 0;
    -o-transform: translate3d(0, 30px, 0);
    -moz-transform: translate3d(0, 30px, 0);
    -webkit-transform: translate3d(0, 30px, 0);
    transform: translate3d(0, 30px, 0);
  }
}
.index_main .main {
  overflow: hidden;
}
.index_main .main .main_title {
  text-align: center;
}
.index_main .main .main_title .main_title_text {
  font-size: 30px;
  line-height: 1.2em;
  letter-spacing: 1px;
  color: #434343;
}
.index_main .main .main_title .main_title_desc {
  margin-top: 6px;
  margin-bottom: 20px;
  font-size: 18px;
  font-family: "cg";
  line-height: 1.2em;
  color: rgba(67, 67, 67, 0.4);
  -o-animation-delay: 0.05s;
  -moz-animation-delay: 0.05s;
  -webkit-animation-delay: 0.05s;
  animation-delay: 0.05s;
}
.index_main .main .main_more {
  width: 110px;
  padding: 10px 0;
  text-align: center;
  margin: 40px auto 0;
  border: 1px solid transparent;
  -o-transition: border 0.35s;
  -moz-transition: border 0.35s;
  -webkit-transition: border 0.35s;
  transition: border 0.35s;
}
.index_main .main .main_more .main_more_text {
  font-size: 14px;
  color: #666666;
  line-height: 16px;
  -o-transition: color 0.3s;
  -moz-transition: color 0.3s;
  -webkit-transition: color 0.3s;
  transition: color 0.3s;
}
.index_main .main .main_more .main_more_icon {
  font-size: 12px;
  margin-left: 8px;
  line-height: 16px;
  color: #9d9d9d;
  -o-transition: color 0.3s;
  -moz-transition: color 0.3s;
  -webkit-transition: color 0.3s;
  transition: color 0.3s;
}

.index_main .main .main_more:hover {
  border-color: #12bfff;
}
.index_main .main .main_more:hover .main_more_text,
.index_main .main .main_more:hover .main_more_icon {
  color: #12bfff;
}
.index_main .main1 {
  padding: 55px 0 80px;
}
.index_main .main1 .swiper_nav {
  margin-top: 44px;
}
.index_main .main1 .swiper_nav .swiper-slide {
  width: 230px;
  font-size: 14px;
  color: #424242;
  line-height: 100px;
  padding: 7px 25px;
  -o-transition: all 0.35s;
  -moz-transition: all 0.35s;
  -webkit-transition: all 0.35s;
  transition: all 0.35s;
  background: #f5f5f5;
  text-align: center;
}
.index_main .main1 .swiper_nav .swiper-slide:nth-child(1) {
  -o-animation-delay: 0s;
  -moz-animation-delay: 0s;
  -webkit-animation-delay: 0s;
  animation-delay: 0s;
}
.index_main .main1 .swiper_nav .swiper-slide:nth-child(2) {
  -o-animation-delay: 0.1s;
  -moz-animation-delay: 0.1s;
  -webkit-animation-delay: 0.1s;
  animation-delay: 0.1s;
}
.index_main .main1 .swiper_nav .swiper-slide:nth-child(3) {
  -o-animation-delay: 0.2s;
  -moz-animation-delay: 0.2s;
  -webkit-animation-delay: 0.2s;
  animation-delay: 0.2s;
}
.index_main .main1 .swiper_nav .swiper-slide:nth-child(4) {
  -o-animation-delay: 0.3s;
  -moz-animation-delay: 0.3s;
  -webkit-animation-delay: 0.3s;
  animation-delay: 0.3s;
}
.index_main .main1 .swiper_nav .swiper-slide:nth-child(5) {
  -o-animation-delay: 0.4s;
  -moz-animation-delay: 0.4s;
  -webkit-animation-delay: 0.4s;
  animation-delay: 0.4s;
}
.index_main .main1 .swiper_nav .swiper-slide:nth-child(6) {
  -o-animation-delay: 0.5s;
  -moz-animation-delay: 0.5s;
  -webkit-animation-delay: 0.5s;
  animation-delay: 0.5s;
}
.index_main .main1 .swiper_nav .swiper-slide:hover,
.index_main .main1 .swiper_nav .swiper-slide.active {
  color: #fff;
  background: #12bfff;
}

.index_main .main1 .main_container {
  margin-top: 40px;
  padding: 0 40px;
  border-top: 1px #fff solid;
}
.index_main .main1 .main_container .swiper_content_item .swiper-wrapper {
  -webkit-transition-timing-function: linear;
  -moz-transition-timing-function: linear;
  -ms-transition-timing-function: linear;
  transition-timing-function: linear;
}
.index_main .main1 .main_container .swiper_content_item .swiper-slide:nth-child(1) {
  -o-animation-delay: 0s;
  -moz-animation-delay: 0s;
  -webkit-animation-delay: 0s;
  animation-delay: 0s;
}
.index_main .main1 .main_container .swiper_content_item .swiper-slide:nth-child(2) {
  -o-animation-delay: 0.1s;
  -moz-animation-delay: 0.1s;
  -webkit-animation-delay: 0.1s;
  animation-delay: 0.1s;
}
.index_main .main1 .main_container .swiper_content_item .swiper-slide:nth-child(3) {
  -o-animation-delay: 0.2s;
  -moz-animation-delay: 0.2s;
  -webkit-animation-delay: 0.2s;
  animation-delay: 0.2s;
}
.index_main .main1 .main_container .swiper_content_item .swiper-slide:nth-child(4) {
  -o-animation-delay: 0.3s;
  -moz-animation-delay: 0.3s;
  -webkit-animation-delay: 0.3s;
  animation-delay: 0.3s;
}
.index_main .main1 .main_container .swiper_content_item .swiper-slide:nth-child(5) {
  -o-animation-delay: 0.4s;
  -moz-animation-delay: 0.4s;
  -webkit-animation-delay: 0.4s;
  animation-delay: 0.4s;
}
.index_main .main1 .main_container .swiper_content_item .item_picture {
  position: relative;
  overflow: hidden;
}
.index_main .main1 .main_container .swiper_content_item .item_picture .picture_container {
  padding-top: 65.45%;
  border:1px solid #f1f1f1;
}
.index_main .main1 .main_container .swiper_content_item .item_picture .picture_container img {
  max-width: 77%;
  max-height: 66%;
}
.index_main .main1 .main_container .swiper_content_item .item_picture .explain {
  position: absolute;
  padding: 0 65px;
  height: 100%;
  width: 100%;
  left: 0;
  top: 0;
  opacity: 0;
  z-index: -1;
  visibility: hidden;
  background: rgba(32, 41, 105, 0.35);
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .main1 .main_container .swiper_content_item .item_picture .explain .explain_step {
  position: relative;
  font-family: "arial";
  font-size: 60px;
  line-height: 1em;
  color: #ffffff;
  font-weight: bold;
  letter-spacing: 2px;
  opacity: 0;
  -o-transform: translate3d(-40px, 0, 0);
  -moz-transform: translate3d(-40px, 0, 0);
  -webkit-transform: translate3d(-40px, 0, 0);
  transform: translate3d(-40px, 0, 0);
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .main1 .main_container .swiper_content_item .item_picture .explain .explain_step::after {
  content: "";
  width: 55px;
  height: 1px;
  background: #ffffff;
  position: absolute;
  margin: auto;
  bottom: 0;
  top: 0;
  left: -65px;
}
.index_main .main1 .main_container .swiper_content_item .item_picture .explain .explain_content {
  opacity: 0;
  font-size: 14px;
  margin-top: 14px;
  color: #ffffff;
  overflow: hidden;
  display: -webkit-box;
  text-overflow: ellipsis;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  max-height: 48px;
  min-height: 48px;
  line-height: 24px;
  -o-transform: translate3d(-40px, 0, 0);
  -moz-transform: translate3d(-40px, 0, 0);
  -webkit-transform: translate3d(-40px, 0, 0);
  transform: translate3d(-40px, 0, 0);
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .main1 .main_container .swiper_content_item .item_explain {
  padding: 25px 20px;
  padding-right: 30px;
}
.index_main .main1 .main_container .swiper_content_item .item_explain .explain_title {
  width: 72%;
  font-size: 14px;
  color: #666666;
  line-height: 24px;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}
.index_main .main1 .main_container .swiper_content_item .item_explain .explain_right .explain_line {
  width: 1px;
  height: 24px;
  opacity: 0.3;
  background: #666666;
}
.index_main .main1 .main_container .swiper_content_item .item_explain .explain_right .explain_icon {
  font-size: 24px;
  line-height: 24px;
  margin-left: 20px;
  color: #b2b2b2;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .main1 .main_container .swiper_content_item .item_line {
  height: 1px;
  overflow: hidden;
  position: relative;
  background: #e4e4e4;
}
.index_main .main1 .main_container .swiper_content_item .item_line::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 1px;
  background: #12bfff;
  -o-transition: all 0.8s;
  -moz-transition: all 0.8s;
  -webkit-transition: all 0.8s;
  transition: all 0.8s;
}
.index_main .main1 .main_container .swiper_content_item .item {
  overflow: hidden;
}
.index_main .main1 .main_container .swiper_content_item .item:hover .item_picture .explain {
  opacity: 1;
  z-index: 10;
  visibility: visible;
}
.index_main .main1 .main_container .swiper_content_item .item:hover .item_picture .explain .explain_step {
  opacity: 1;
  -o-transform: translate3d(0, 0, 0);
  -moz-transform: translate3d(0, 0, 0);
  -webkit-transform: translate3d(0, 0, 0);
  transform: translate3d(0, 0, 0);
  -o-transition-delay: 0.1s;
  -moz-transition-delay: 0.1s;
  -webkit-transition-delay: 0.1s;
  transition-delay: 0.1s;
}
.index_main .main1 .main_container .swiper_content_item .item:hover .item_picture .explain .explain_content {
  opacity: 1;
  -o-transform: translate3d(0, 0, 0);
  -moz-transform: translate3d(0, 0, 0);
  -webkit-transform: translate3d(0, 0, 0);
  transform: translate3d(0, 0, 0);
  -o-transition-delay: 0.15s;
  -moz-transition-delay: 0.15s;
  -webkit-transition-delay: 0.15s;
  transition-delay: 0.15s;
}
.index_main .main1 .main_container .swiper_content_item .item:hover .item_explain .explain_right .explain_icon {
  color: #12bfff;
  -o-transform: translate3d(10px, 0, 0);
  -moz-transform: translate3d(10px, 0, 0);
  -webkit-transform: translate3d(10px, 0, 0);
  transform: translate3d(10px, 0, 0);
}
.index_main .main1 .main_container .swiper_content_item .item:hover .item_line::after {
  width: 100%;
}
/*优势*/
@font-face {
  font-family: 'iconfont';  /* project id 2416190 */
  src: url('//at.alicdn.com/t/font_2416190_ad1sai349oa.eot');
  src: url('//at.alicdn.com/t/font_2416190_ad1sai349oa.eot?#iefix') format('embedded-opentype'),
  url('//at.alicdn.com/t/font_2416190_ad1sai349oa.woff2') format('woff2'),
  url('//at.alicdn.com/t/font_2416190_ad1sai349oa.woff') format('woff'),
  url('//at.alicdn.com/t/font_2416190_ad1sai349oa.ttf') format('truetype'),
  url('//at.alicdn.com/t/font_2416190_ad1sai349oa.svg#iconfont') format('svg');
}
.iconfont{
    font-family:"iconfont" !important;
    font-size:16px;font-style:normal;
    -webkit-font-smoothing: antialiased;
    -webkit-text-stroke-width: 0.2px;
    -moz-osx-font-smoothing: grayscale;
  }
.index_main .main7{
  background: #f5f5f5;
  padding: 55px  0 120px;
}
.index_main .main7 .main_title .main_title_text {
  font-size: 30px;
  line-height: 1.2em;
  letter-spacing: 1px;
  color: #434343;
}
.index_main .main7 .main_title .main_title_desc {
  margin-top: 6px;
  margin-bottom: 20px;
  font-size: 18px;
  font-family: "cg";
  line-height: 1.2em;
  color: rgba(67, 67, 67, 0.4);
  -o-animation-delay: 0.05s;
  -moz-animation-delay: 0.05s;
  -webkit-animation-delay: 0.05s;
  animation-delay: 0.05s;
}
.index_main .main7 .main_advantage{
  width: 1400px;
  display: flex;
  min-height: 410px;
  margin: 0 auto;
  padding-top: 80px;
}
.index_main .main7 .main_advantage .main_advantage_l{
   width: 61%;
   margin-right: 1%;
}
.index_main .main7 .main_advantage .main_advantage_l ul{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

.index_main .main7 .main_advantage .main_advantage_l ul li{
  background: #fff;
  width: 49%;
  min-height: 200px;
  padding: 36px;
  position: relative;
}
@keyframes test{
    from{
        transform:rotateZ(0) ;
    }
    to{
        transform:rotateZ(360deg) ;
    }
}

.index_main .main7 .main_advantage .main_advantage_l li:hover i{
    animation: test 1s;
}
.index_main .main7 .main_advantage .main_advantage_l ul li:nth-child(3){
  margin-top: 10px;
}
.index_main .main7 .main_advantage .main_advantage_l ul li:nth-child(4){
  margin-top: 10px;
}
.index_main .main7 .main_advantage .main_advantage_l ul li i{
   font-size: 48px;
   position: absolute;
   right: 1rem;
   bottom: 0.75rem;
   color: #12bfff;
}
.index_main .main7 .main_advantage .main_advantage_l ul li:nth-child(2) i{
   font-size: 66px;
}
.index_main .main7 .main_advantage .main_advantage_l ul li:nth-child(4) i{
   font-size: 56px;
}

.index_main .main7 .main_advantage .main_advantage_l ul h3{
  background: #fff;
  font-size: 24px;
  line-height: 40px;
  color: #424242;
}
.index_main .main7 .main_advantage .main_advantage_l ul p{
  font-size: 16px;
  line-height: 30px;  
  color: #999999;
}
.index_main .main7 .main_advantage .main_advantage_r{
 width: 39%;
}
/*产品应用*/
.index_main .main8 {
  display: flex;
  background: #f6f6f6;
  padding-bottom: 100px;
  min-height: 760px;
}
.index_main .main8_title{
  padding-top: 15%;
}
.index_main .main8_title .main8_title_text{
  font-size: 30px;
line-height: 1.2em;
letter-spacing: 1px;
color: #434343;
}
.index_main .main8_title .main8_title_desc {
  margin-top: 6px;
  margin-bottom: 30px;
  font-size: 18px;
  font-family: "cg";
  line-height: 1.5em;
  color: rgba(67, 67, 67, 0.4);
  -o-animation-delay: 0.05s;
  -moz-animation-delay: 0.05s;
  -webkit-animation-delay: 0.05s;
  animation-delay: 0.05s;
}
.index_main .main8_title p{
   font-size: 16px;
 color: #424242;
 line-height: 30px;
}
.index_main .main8 .main8_application_l,
.index_main .main8 .main8_application_r{
  width: 50%;
}
.index_main .main8 .main8_application_l{
 padding:0 2% 2% 2%;
 position: relative;
}
.index_main .main8 .main8_application_l ul{
  display: flex;
  flex-wrap:wrap;
  position: absolute;
  bottom: 0;
}
.index_main .main8 .main8_application_l ul li{
  margin-right: 3%;
  margin-top: 1.5%;

}
.index_main .main9{
  padding: 40px 0 ;
}
.index_main .main9 .main9_authentication{
 width: 1400px;
 margin: 0 auto; 
}
.index_main .main9 .main9_authentication ul{
  display: flex;
}
.index_main .main9 .main9_authentication ul li{
  margin-right: 10px;
}
.index_main .main2 {
  padding: 65px 0 5px;
}
.index_main .main2 .main_container {
  margin-top: 50px;
}
.index_main .main2 .main_container .swiper-container {
  padding-bottom: 50px;
}
.index_main .main2 .main_container .swiper-slide {
  width: 415px;
}
.index_main .main2 .main_container .swiper-slide:nth-child(1) {
  -o-animation-delay: 0s;
  -moz-animation-delay: 0s;
  -webkit-animation-delay: 0s;
  animation-delay: 0s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(2) {
  -o-animation-delay: 0.1s;
  -moz-animation-delay: 0.1s;
  -webkit-animation-delay: 0.1s;
  animation-delay: 0.1s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(3) {
  -o-animation-delay: 0.2s;
  -moz-animation-delay: 0.2s;
  -webkit-animation-delay: 0.2s;
  animation-delay: 0.2s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(4) {
  -o-animation-delay: 0.3s;
  -moz-animation-delay: 0.3s;
  -webkit-animation-delay: 0.3s;
  animation-delay: 0.3s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(5) {
  -o-animation-delay: 0.4s;
  -moz-animation-delay: 0.4s;
  -webkit-animation-delay: 0.4s;
  animation-delay: 0.4s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(6) {
  -o-animation-delay: 0.5s;
  -moz-animation-delay: 0.5s;
  -webkit-animation-delay: 0.5s;
  animation-delay: 0.5s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(7) {
  -o-animation-delay: 0.6s;
  -moz-animation-delay: 0.6s;
  -webkit-animation-delay: 0.6s;
  animation-delay: 0.6s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(8) {
  -o-animation-delay: 0.7s;
  -moz-animation-delay: 0.7s;
  -webkit-animation-delay: 0.7s;
  animation-delay: 0.7s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(9) {
  -o-animation-delay: 0.8s;
  -moz-animation-delay: 0.8s;
  -webkit-animation-delay: 0.8s;
  animation-delay: 0.8s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(10) {
  -o-animation-delay: 0.9s;
  -moz-animation-delay: 0.9s;
  -webkit-animation-delay: 0.9s;
  animation-delay: 0.9s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(11) {
  -o-animation-delay: 1s;
  -moz-animation-delay: 1s;
  -webkit-animation-delay: 1s;
  animation-delay: 1s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(12) {
  -o-animation-delay: 1.1s;
  -moz-animation-delay: 1.1s;
  -webkit-animation-delay: 1.1s;
  animation-delay: 1.1s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(13) {
  -o-animation-delay: 1.2s;
  -moz-animation-delay: 1.2s;
  -webkit-animation-delay: 1.2s;
  animation-delay: 1.2s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(14) {
  -o-animation-delay: 1.3s;
  -moz-animation-delay: 1.3s;
  -webkit-animation-delay: 1.3s;
  animation-delay: 1.3s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(15) {
  -o-animation-delay: 1.4s;
  -moz-animation-delay: 1.4s;
  -webkit-animation-delay: 1.4s;
  animation-delay: 1.4s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(16) {
  -o-animation-delay: 1.5s;
  -moz-animation-delay: 1.5s;
  -webkit-animation-delay: 1.5s;
  animation-delay: 1.5s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(17) {
  -o-animation-delay: 1.6s;
  -moz-animation-delay: 1.6s;
  -webkit-animation-delay: 1.6s;
  animation-delay: 1.6s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(18) {
  -o-animation-delay: 1.7s;
  -moz-animation-delay: 1.7s;
  -webkit-animation-delay: 1.7s;
  animation-delay: 1.7s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(19) {
  -o-animation-delay: 1.8s;
  -moz-animation-delay: 1.8s;
  -webkit-animation-delay: 1.8s;
  animation-delay: 1.8s;
}
.index_main .main2 .main_container .swiper-slide:nth-child(20) {
  -o-animation-delay: 1.9s;
  -moz-animation-delay: 1.9s;
  -webkit-animation-delay: 1.9s;
  animation-delay: 1.9s;
}
.index_main .main2 .main_container .item {
  background: #f5f6f6;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .main2 .main_container .item:hover {
  background: #fff;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.06);
}
.index_main .main2 .main_container .item:hover .item_picture .picture_container 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 .main2 .main_container .item:hover .explain {
  background: #fff;
  top: -10px;
}
.index_main .main2 .main_container .item:hover .explain .explain_link {
  color: #12bfff;
}
.index_main .main2 .main_container .item_picture {
  z-index: 10;
  position: relative;
}
.index_main .main2 .main_container .item_picture .picture_container {
  padding-top: 87.71%;
}
.index_main .main2 .main_container .item_picture .picture_container img {
  -o-transition-duration: 0.6s;
  -moz-transition-duration: 0.6s;
  -webkit-transition-duration: 0.6s;
  transition-duration: 0.6s;
}
.index_main .main2 .main_container .explain {
  top: 0;
  z-index: 11;
  position: relative;
  background: #f5f6f6;
  padding: 38px 30px 23px;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .main2 .main_container .explain .explain_title {
  font-size: 16px;
  color: #424242;
  line-height: 18px;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}
.index_main .main2 .main_container .explain .explain_content {
  font-size: 14px;
  color: #888888;
  margin-top: 15px;
  overflow: hidden;
  display: -webkit-box;
  text-overflow: ellipsis;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  max-height: 20px;
  min-height: 20px;
  line-height: 20px;
}
.index_main .main2 .main_container .explain .explain_link {
  color: #adaeae;
  font-size: 24px;
  line-height: 1em;
  margin-top: 25px;
  -o-transition: color 0.35s;
  -moz-transition: color 0.35s;
  -webkit-transition: color 0.35s;
  transition: color 0.35s;
}
.index_main .main2 .main_container .swiper_control {
  margin-right: 15px;
}
.index_main .main2 .main_container .swiper_control .swiper_btn {
  opacity: 1;
  font-size: 18px;
  color: #b2b2b2;
  line-height: 1em;
  cursor: pointer;
  -o-transition: all 0.3s;
  -moz-transition: all 0.3s;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
.index_main .main2 .main_container .swiper_control .swiper_btn:not([class*=disabled]):hover {
  color: #12bfff;
}
.index_main .main2 .main_container .swiper_control .swiper_btn[class*=disabled] {
  opacity: 0.3;
  cursor: default;
}
.index_main .main2 .main_container .swiper_control .swiper_prev {
  margin-right: 12px;
}
.index_main .main2 .main_container .swiper_scrollbar {
  height: 1px;
  position: relative;
  background: #eaeaea;
}
.index_main .main2 .main_container .swiper_scrollbar .swiper_scrollbar_icon {
  position: absolute;
  width: 23px;
  height: 23px;
  background: #f1f1f1;
  border-radius: 50%;
  top: -11px;
  left: 0;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .main2 .main_container .swiper_scrollbar .swiper_scrollbar_icon::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #dbdbdb;
}
.index_main .main4 {
  padding: 70px 0 0;
}
.index_main .main4 .main_container {
  margin-top: 30px;
  position: relative;
}

.index_main .main4 .main_container .swiper-slide[class*=active] .item::after {
  opacity: 0;
}
.index_main .main4 .main_container .swiper-slide[class*=active] .item .explain {
  bottom: 0;
  opacity: 1;
  -o-transition-delay: 0.3s;
  -moz-transition-delay: 0.3s;
  -webkit-transition-delay: 0.3s;
  transition-delay: 0.3s;
}
.index_main .main4 .main_container .item {
  overflow: hidden;
  position: relative;
}
.index_main .main4 .main_container .item::after {
  content: "";
  background: rgba(255, 255, 255, 0.5);
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .main4 .center .main_container  .item_picture .picture_container {
  padding-top: 56.84%;
  height: 330px;
  width: 230px;
  margin: 0 auto;
}
.index_main .main4 .main_container .item .item_picture .picture_container img {
  width: 100%;
}
.index_main .main4 .main_container .item .explain {
  background: rgba(0, 0, 0, 0.35);
  position: absolute;
  bottom: -100px;
  width: 100%;
  left: 0;
  opacity: 0;
  padding: 28px 40px 25px;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .main4 .main_container .item .explain .explain_title .explain_title_text {
  font-size: 22px;
  color: #ffffff;
  line-height: 24px;
}
.index_main .main4 .main_container .item .explain .explain_title .explain_title_desc {
  font-size: 16px;
  line-height: 18px;
  margin-left: 18px;
  color: rgba(255, 255, 255, 0.8);
}
.index_main .main4 .main_container .item .explain .explain_content {
  font-size: 14px;
  margin-top: 8px;
  color: #ffffff;
  overflow: hidden;
  display: -webkit-box;
  text-overflow: ellipsis;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  max-height: 24px;
  min-height: 24px;
  line-height: 24px;
}
.index_main .main4 .main_container .swiper_btn {
  top: 50%;
  z-index: 10;
  left: 78%;
  width: 90px;
  height: 90px;
  position: absolute;
  line-height: 90px;
  text-align: center;
  margin-top: -45px;
  background: rgba(0, 0, 0, 0.2);
  font-size: 18px;
  cursor: pointer;
  color: #fff;
  -o-transition: all 0.35s;
  -moz-transition: all 0.35s;
  -webkit-transition: all 0.35s;
  transition: all 0.35s;
}
.index_main .main4 .main_container .swiper_btn:hover {
  background: rgba(18, 191, 255, 0.8);
}
.index_main .main4 .main_container .swiper_btn.swiper_prev {
  left: 10%;
  -o-transform: rotateZ(-180deg);
  -moz-transform: rotateZ(-180deg);
  -webkit-transform: rotateZ(-180deg);
  transform: rotateZ(-180deg);
}
.index_main .main4{
  position: relative;
  background: #f5f5f5;
}
.index_main .main4 .main4_content{
  padding: 140px 0 0px;
  
  background-image: url(../images/change/about.jpg);
  background-repeat:no-repeat;

}
.index_main .main4 .main_title .main_title_text{
  color: #fff;
}
.index_main .main4 .main_title .main_title_desc{
  color:#fff;
}
.index_main .main4 .main_bg {
  position: absolute;
  opacity: 0.85;
  z-index: -1;
  right: 0;
  left: 0;
  bottom: 0;
  height: 260px;
  background: #fff;
}
.index_main .main4 .main_container {
  margin-top: 20px;
  padding-bottom: 20px;
}
.index_main .main4 .main_content{
  width: 50%;
}
.index_main .main4 .main_content .main_explain {
  overflow: hidden;
  position: relative;
  padding: 55px 65px 0;
}
.index_main .main4 .main_content .main_explain .explain_title {
  position: relative;
  z-index: 10;
  font-size: 50px;
  color: #fff;
  font-weight: bold;
  letter-spacing: 1px;
}
.index_main .main4 .main_content .main_explain .explain_title span{
  font-size: 18px;
  padding-left: 10px;
}
.index_main .main4 .main_content .main_explain .explain_line {
  position: relative;
z-index: 10;
margin: 16px 0 32px;
font-size: 30px;
color: #fff;
}
.index_main .main4 .main_content .main_explain .explain_content {
  position: relative;
  z-index: 10;
  font-size: 14px;
  color: #fff;
  overflow: hidden;
  display: -webkit-box;
  text-overflow: ellipsis;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  max-height: 78px;
  min-height: 78px;
  line-height: 26px;
}
.index_main .main4 .main_content .main_explain .explain_link {
  position: relative;
  z-index: 10;
  width: 140px;
  height: 40px;
  margin-top: 60px;
  background: #12bfff;
  -o-transition: all 0.15s;
  -moz-transition: all 0.15s;
  -webkit-transition: all 0.15s;
  transition: all 0.15s;
}
.index_main .main4 .main_content .main_explain .explain_link .explain_link_text {
  font-size: 14px;
  color: #ffffff;
  line-height: 26px;
}
.index_main .main4 .main_content .main_explain .explain_link .explain_link_icon {
  line-height: 1em;
  font-size: 30px;
  color: #fff;
  margin-left: 10px;
}
.index_main .main4 .main_content .main_explain .explain_link:hover {
  opacity: 0.85;
}
.index_main .main4 .main_content .main_explain .main_explain_icon {
  font-family: "cg";
  font-size: 200px;
  font-weight: bold;
  line-height: 150px;
  letter-spacing: 16px;
  color: rgba(32, 41, 105, 0.04);
  position: absolute;
  text-align: center;
  bottom: -16px;
  margin: auto;
  right: 0;
  left: 0;
}
.index_main .main4 .main_content .main_right {
  width: 46.4%;
  position: relative;
}
.index_main .main4 .main_content .main_right img {
  width: 100%;
}
.index_main .main4 .main_content .main_right .explain {
  position: absolute;
  line-height: 90px;
  height: 100%;
  width: 90px;
  right: 0;
  top: 0;
  background: rgba(32, 41, 105, 0.4);
}
.index_main .main4 .main_content .main_right .explain .explain_title {
  padding-top: 35px;
  font-family: "cg";
  font-weight: bold;
  font-size: 12px;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.3);
  -webkit-writing-mode: vertical-lr;
  -moz-writing-mode: vertical-lr;
  -ms-writing-mode: tb-lr;
  writing-mode: vertical-lr;
}
.index_main .main4 .main_content .main_right .explain .explain_link {
  width: 90px;
  height: 90px;
  color: #fff;
  font-size: 18px;
  text-align: center;
  background: rgba(170, 205, 6, 0.8);
  -o-transition: all 0.35s;
  -moz-transition: all 0.35s;
  -webkit-transition: all 0.35s;
  transition: all 0.35s;
}
.index_main .main4 .main_content .main_right .explain .explain_link:hover {
  background: #12bfff;
}
.index_main .main4 .list {
  position: absolute;
  background: #fff;
  min-height: 218px;
  width: 1440px;
  margin: auto;
  left: 0;
  right: 0;
  overflow: visible;
  padding-top: 115px;
  top: -80px;
  justify-content: space-around;
}

.index_main .main4 .list .item .item_top .item_num {
  font-size: 50px;
  line-height: 1em;
  color: #333333;
  font-weight: bold;
  letter-spacing: 1px;
}
.index_main .main4 .list .item .item_top .item_icon {
  font-size: 16px;
  margin-left: 5px;
  line-height: 26px;
  color: rgba(51, 51, 51, 0.5);
}
.index_main .main4 .list .item .item_explain {
  margin-top: 7px;
  font-size: 14px;
  color: #888888;
  line-height: 22px;
  text-align: center;
}
.index_main .main5 {
  padding: 75px 0 70px;
}
.index_main .main5 .main_container {
  position: relative;
  margin-top: 55px;
}
.index_main .main5 .main_container::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  width: 1px;
  height: 100%;
  background: rgba(170, 170, 170, 0.2);
}
.index_main .main5 .main_container .main_left {
  width: 46.4%;
}
.index_main .main5 .main_container .main_right {
  width: 46.4%;
}
.index_main .main5 .main_container .main_right .item {
  padding-bottom: 25px;
  border-bottom: 1px solid rgba(170, 170, 170, 0.2);
}
.index_main .main5 .main_container .main_right .item:not(:first-child) {
  margin-top: 40px;
}
.index_main .main5 .main_container .item {
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .main5 .main_container .item .explain {
  position: relative;
  padding-left: 100px;
}
.index_main .main5 .main_container .item .explain .item_time {
  top: 0;
  left: 0;
  position: absolute;
  text-align: center;
  font-family: "arial";
}
.index_main .main5 .main_container .item .explain .item_time .item_time_day {
  font-size: 42px;
  color: #999999;
  line-height: 1em;
  letter-spacing: 2px;
}
.index_main .main5 .main_container .item .explain .item_time .item_time_year {
  font-size: 12px;
  color: #999999;
}
.index_main .main5 .main_container .item .explain .explain_title {
  font-size: 16px;
  color: #666666;
  line-height: 20px;
  padding-right: 100px;
  -o-transition: color 0.35s;
  -moz-transition: color 0.35s;
  -webkit-transition: color 0.35s;
  transition: color 0.35s;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}
.index_main .main5 .main_container .item .explain .explain_content {
  font-size: 14px;
  margin-top: 18px;
  overflow: hidden;
  display: -webkit-box;
  text-overflow: ellipsis;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  max-height: 60px;
  min-height: 60px;
  line-height: 30px;
  color: rgba(102, 102, 102, 0.6);
}
.index_main .main5 .main_container .item .explain .explain_link {
  position: absolute;
  right: 0;
  top: 0;
}
.index_main .main5 .main_container .item .explain .explain_link .explain_link_line {
  width: 1px;
  height: 16px;
  background: #dadada;
}
.index_main .main5 .main_container .item .explain .explain_link .explain_link_icon {
  font-size: 20px;
  line-height: 1em;
  margin-left: 20px;
  color: #898989;
  -o-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.index_main .main5 .main_container .item .item_picture {
  margin-top: 24px;
}
.index_main .main5 .main_container .item .item_picture .picture_container {
  height: 330px;
}
.index_main .main5 .main_container .item .item_picture .picture_container img {
  width: 650px;
  max-width: none;
  max-height: none;
  right: auto;
  left: 50%;
  margin-left: -325px;
  -o-transition-duration: 0.6s;
  -moz-transition-duration: 0.6s;
  -webkit-transition-duration: 0.6s;
  transition-duration: 0.6s;
}
.index_main .main5 .main_container .item:hover {
  border-bottom-color: #12bfff;
}
.index_main .main5 .main_container .item:hover .explain .explain_title {
  color: #12bfff;
}
.index_main .main5 .main_container .item:hover .explain .explain_link .explain_link_icon {
  color: #12bfff;
  -o-transform: translate3d(10px, 0, 0);
  -moz-transform: translate3d(10px, 0, 0);
  -webkit-transform: translate3d(10px, 0, 0);
  transform: translate3d(10px, 0, 0);
}
.index_main .main5 .main_container .item:hover .item_picture .picture_container 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 .main6 {
  overflow: hidden;
  position: relative;
  min-height: 320px;
}
.index_main .main6 #video {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: -1;
  left: 0;
  top: 0;
}
.index_main .main6 .main_bg {
  z-index: -1;
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  background-image: url(../images/change/renzheng.jpg);
}
.index_main .main6 .main_mask {
  z-index: 5;
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  background: rgba(32, 41, 105, 0.25);
}
.index_main .main6 .main_content {
  z-index: 10;
  position: relative;
  padding-top: 30px;
}
.index_main .main6 .main_content .explain_title {
  font-size: 32px;
  line-height: 1em;
  font-weight: lighter;
  letter-spacing: 2px;
  color: #4b586b;
}
.index_main .main6 .main_content .explain_title .explain_title_bold {
  font-weight: bold;
}
.index_main .main6 .main_content .explain_title .explain_title_dot {
  margin: 0 10px;
}
.index_main .main6 .main_content .explain_desc {
  font-size: 22px;
  margin-top: 10px;
  font-family: "cg";
  line-height: 30px;
  letter-spacing: 3px;
  color: $4b586b;
}
.index_main .main6 .main_content .video_icon {
  color: #fff;
  font-size: 80px;
  line-height: 1em;
  margin-top: 70px;
}
.index_main .main6 .main_content .video_icon .video_control {
  -o-transition: color 0.3s;
  -moz-transition: color 0.3s;
  -webkit-transition: color 0.3s;
  transition: color 0.3s;
}
.index_main .main6 .main_content .video_icon .video_control:hover {
  color: #12bfff;
}
.index_main .main6 .main_content .explain_link {
  width: 220px;
  height: 60px;
  overflow: hidden;
  position: relative;
  background: #12bfff;
  font-weight: lighter;
  color: #ffffff;
  -o-transition: all 0.15s;
  -moz-transition: all 0.15s;
  -webkit-transition: all 0.15s;
  transition: all 0.15s;
  margin-top: 30px;
}
.index_main .main6 .main_content .explain_link::after {
  content: "";
  position: absolute;
  top: 5px;
  left: 5px;
  right: 5px;
  bottom: 5px;
  margin: auto;
  border: 1px solid rgba(255, 255, 255, 0.5);
}
.index_main .main6 .main_content .explain_link .explain_link_text {
  font-size: 16px;
  line-height: 30px;
  letter-spacing: 1px;
}
.index_main .main6 .main_content .explain_link .explain_link_icon i{
  font-size: 24px;
  margin: 0 6px;
  line-height: 30px;
}
@media screen and (max-width: 1600px){
  .index_main .main8_title{
    padding-top: 6%;
  }
  .index_main .main8 .main8_application_l ul{
    bottom: auto;
  }
  .index_main .main8 .main8_application_l ul li{
    margin-right: 2%;
  }
}
@media screen and (max-width: 1400px) {
  .index_banner .slide_item .item_explain .item_explain_container {
    width: 80%;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_title {
    font-size: 40px;
    line-height: 50px;
    letter-spacing: 2px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_title span {
    margin: 0 10px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_content {
    font-size: 24px;
    margin-top: 15px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_desc {
    margin-top: 5px;
    font-size: 14px;
    line-height: 22px;
  }
  .index_banner .index_banner_mouse {
    margin-top: 50px;
  }
  .index_banner .index_banner_mouse .mouse_icon {
    font-size: 36px;
  }
  .index_banner .index_banner_mouse .mouse_line_list {
    margin-top: 0px;
  }
  .index_banner .index_banner_mouse .mouse_line_list .mouse_line_item {
    font-size: 14px;
  }
  .index_banner .swiper_pagination {
    left: 15px;
  }
  .index_banner .swiper_pagination .swiper_pagination_num .swiper_pagination_num_active {
    font-size: 40px;
  }
  .index_banner .swiper_pagination .swiper_pagination_num .swiper_pagination_num_text {
    font-size: 20px;
  }
  .index_banner .swiper_control_container {
    bottom: 0;
  }
  .index_main .main1 .main_container {
    padding: 0 15px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_picture .explain {
    padding: 0 55px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_picture .explain .explain_step {
    font-size: 50px;
    letter-spacing: 1px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_picture .explain .explain_step::after {
    width: 45px;
    left: -55px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_picture .explain .explain_content {
    margin-top: 10px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_explain {
    padding: 20px;
    padding-right: 30px;
  }
  .index_main .main2 .main_container .swiper_scrollbar .swiper_scrollbar_icon {
    -o-transform: translate3d(-11px, 0, 0);
    -moz-transform: translate3d(-11px, 0, 0);
    -webkit-transform: translate3d(-11px, 0, 0);
    transform: translate3d(-11px, 0, 0);
  }
  .index_main .main7 .main_advantage{
    width: 100%;
  }
  .index_main .main7 .main_advantage .main_advantage_l ul li{
    min-height: 184px;
  }
  .index_main .main7{
        padding: 55px 0 150px
  }
  .index_main .main8{
    min-height: 0;
  }
  .index_main .main8_title{
        padding-top: 3%;
  }
  .index_main .main8 .main8_application_l {
    padding: 0 1% 1% 1%;
    position: relative;
}
  .index_main .main8 .main8_application_l ul li{
        margin-right: 5%;
    width: 25%;
  }
}
@media screen and (max-width: 1366px) {
  .index_banner .slide_item .item_explain .item_explain_container {
    width: 80%;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_title {
    font-size: 40px;
    line-height: 50px;
    letter-spacing: 2px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_title span {
    margin: 0 10px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_content {
    font-size: 24px;
    margin-top: 15px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_desc {
    margin-top: 5px;
    font-size: 14px;
    line-height: 22px;
  }
  .index_banner .index_banner_mouse {
    margin-top: 50px;
  }
  .index_banner .index_banner_mouse .mouse_icon {
    font-size: 36px;
  }
  .index_banner .index_banner_mouse .mouse_line_list {
    margin-top: 0px;
  }
  .index_banner .index_banner_mouse .mouse_line_list .mouse_line_item {
    font-size: 14px;
  }
  .index_banner .swiper_pagination {
    left: 15px;
  }
  .index_banner .swiper_pagination .swiper_pagination_num .swiper_pagination_num_active {
    font-size: 40px;
  }
  .index_banner .swiper_pagination .swiper_pagination_num .swiper_pagination_num_text {
    font-size: 20px;
  }
  .index_banner .swiper_control_container {
    bottom: 0;
  }
  .index_main .main7 .main_advantage .main_advantage_l ul li{
    min-height: 170px;
  }
  .index_main .main4 .list{
    width: 100%;
  }
}
@media screen and (max-width: 1200px) {
  .index_banner .slide_item .item_explain .item_explain_container {
    width: 75%;
  }
  .index_banner .slide_item .item_picture .banner_p {
    display: none;
  }
  .index_banner .slide_item .item_picture .banner_m {
    display: block;
  }
  .index_main .main .main_title .main_title_text {
    font-size: 26px;
  }
  .index_main .main .main_title .main_title_desc {
    margin-top: 5px;
    font-size: 16px;
  }

.index_main .main .main_more {
    margin: 40px auto 0;
  }
  .index_main .main1 .main_container .swiper_content_item .item_picture .explain {
    padding: 0 40px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_picture .explain .explain_step {
    font-size: 40px;
    letter-spacing: 0px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_picture .explain .explain_step::after {
    width: 30px;
    left: -40px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_picture .explain .explain_content {
    margin-top: 10px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_explain {
    padding: 15px 0;
    padding-right: 10px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_explain .explain_title {
    width: 70%;
  }
  .index_main .main1 .main_container .swiper_content_item .item_explain .explain_right .explain_icon {
    margin-left: 10px;
  }
  .index_main .main2 {
    padding: 60px 0 5px;
  }
  .index_main .main2 .main_container {
    margin-top: 40px;
  }
  .index_main .main2 .main_container .swiper-container {
    padding-bottom: 40px;
  }
  .index_main .main2 .main_container .swiper-slide {
    width: 300px;
  }
  .index_main .main2 .main_container .explain {
    padding: 25px 20px 20px;
  }
  .index_main .main2 .main_container .explain .explain_content {
    margin-top: 10px;
  }
  .index_main .main2 .main_container .explain .explain_link {
    margin-top: 15px;
  }
  .index_main .main4 {
    padding: 60px 0 0;
  }
  .index_main .main4 .main_container {
    margin-top: 40px;
  }
  .index_main .main4 .main_container .swiper-slide {
    width: 100%;
  }
  .index_main .main4 .main_container .item .explain {
    padding: 25px 20px 20px;
  }
  .index_main .main4 .main_container .item .explain .explain_title .explain_title_desc {
    margin-left: 10px;
  }
  .index_main .main4 .main_container .swiper_btn {
    width: 80px;
    height: 80px;
    line-height: 80px;
    margin-top: -40px;
  }
  .index_main .main4 .main_container .swiper_btn.swiper_prev {
    left: 0;
    margin-left: 0;
  }
  .index_main .main4 .main_container .swiper_btn.swiper_next {
    right: 0;
    margin-right: 0;
  }
  .index_main .main4 {
        padding: 60px 0 0px;
  }
  .index_main .main4 .main_bg {
    height: 150px;
  }
  .index_main .main4 .main_container {
    margin-top: 40px;
  }
  .index_main .main4 .main_content .main_explain {
    padding: 30px 20px 35px;
  }
  .index_main .main4 .main_content .main_explain .explain_title {
    font-size: 22px;
  }
  .index_main .main4 .main_content .main_explain .explain_line {
    margin: 15px 0 25px;
  }
  .index_main .main4 .main_content .main_explain .explain_link {
    margin-top: 40px;
  }
  .index_main .main4 .main_content .main_explain .main_explain_icon {
    font-size: 120px;
    line-height: 100px;
    letter-spacing: 10px;
  }
  .index_main .main4 .main_content .main_right .main_picture {
    height: 100%;
  }
  .index_main .main4 .main_content .main_right .main_picture img {
    height: 100%;
    max-width: none;
  }
  .index_main .main4 .main_content .main_right .explain {
    width: 80px;
    line-height: 80px;
  }
  .index_main .main4 .main_content .main_right .explain .explain_title {
    padding: 15px 0;
    letter-spacing: 0px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
  }
  .index_main .main4 .main_content .main_right .explain .explain_link {
    width: 80px;
    height: 80px;
  }
  .index_main .main4 .list {
    padding: 30px 0;
    margin-top: 50px;
    top: -20px;
    min-height: 135px;
  }
 .index_main .main4 .main_content .main_title_i::after{
    content: "";
    height: 1px;
    width: 100%;
    background-color: #fff;
  }
  .index_main .main4 .list .item .item_top .item_num {
    font-size: 40px;
  }
  .index_main .main4 .list .item .item_top .item_icon {
    font-size: 14px;
    line-height: 24px;
  }
  .index_main .main5 {
    padding: 60px 0;
  }
  .index_main .main5 .main_container {
    margin-top: 40px;
  }
  .index_main .main5 .main_container::before {
    display: none;
  }
  .index_main .main5 .main_container .main_left {
    width: 100%;
  }
  .index_main .main5 .main_container .main_left .item {
    padding-bottom: 25px;
    border-bottom: 1px solid rgba(170, 170, 170, 0.2);
  }
  .index_main .main5 .main_container .main_right {
    width: 100%;
  }
  .index_main .main5 .main_container .main_right .item {
    margin-top: 40px;
  }
  .index_main .main5 .main_container .item .item_picture {
    display: none;
  }
  .index_main .main6 {
    padding: 80px 0 60px;
  }
  .index_main .main6 .main_content .explain_title {
    font-size: 36px;
    line-height: 44px;
    letter-spacing: 1px;
  }
  .index_main .main6 .main_content .explain_title .explain_title_dot {
    margin: 0 5px;
  }
  .index_main .main6 .main_content .explain_desc {
    font-size: 24px;
    margin-top: 10px;
    line-height: 30px;
    letter-spacing: 1px;
  }
  .index_main .main6 .main_content .video_icon {
    font-size: 60px;
    margin-top: 60px;
  }
  .index_main .main6 .main_content .explain_link {
    width: 180px;
    height: 50px;
    margin: 60px auto 0;
  }
  .index_main .main7 .main_advantage .main_advantage_l ul li{
    min-height: 160px;
    padding:20px;
  }
  .index_main .main7{
    padding:5% 0;
  }
  .index_main .main8{
    min-height: 630px;
  }
  .index_main .main8 .main8_application_l ul li{
    margin-right: 1%;
    width: auto;
  }
  .index_main .main8 .main8_application_l{
    width: 100%;
    height: auto;
  }
.index_main .main8 .main8_application_r{
  display: none;
}
}
@media screen and (max-width: 1024px){
  .index_main .main7 .main_advantage .main_advantage_l{
    width: 100%;
  }
  ..index_main .main7 .main_advantage{
    padding-top: 50px;
  }
  .index_main .main7 .main_advantage .main_advantage_r{
    display: none;
  }
  .index_main .main7 .main_advantage .main_advantage_l ul{
    padding: 0 10px;
  }
  .index_main .main9 .main9_authentication ul{
    flex-wrap: wrap;
    justify-content:space-between;
    padding-left: 4%;
  }
  .index_main .main9 .main9_authentication ul li{
  
    flex: 1;
    min-width: 30%;
    max-width: 30%;
    width: 30%;
    margin-top: 1%;
  }
  .index_main .main8 .main8_application_l ul{
        flex-wrap: wrap;
    justify-content:space-between;
        padding-left: 5%;
  }
  .index_main .main8 .main8_application_l ul li{
     flex: 1;
    min-width: 30%;
    max-width: 30%;
    width: 30%;
  }
}
@media screen and (max-width: 768px) {
  .index_banner .slide_item .item_explain .item_explain_container {
    width: 100%;
    padding: 0 20px;
  }
  .index_banner .index_banner_mouse {
    display: none;
  }
  .index_banner .swiper_pagination {
    display: none;
  }
  .index_banner .swiper_control_container {
    display: none;
  }
  .index_main .main .main_title .main_title_text {
    font-size: 24px;
  }
  .index_main .main .main_title .main_title_desc {
    margin-top: 3px;
    font-size: 14px;
  }
  .index_main .main .main_more {
    margin: 30px auto 0;
    border-color: #12bfff;
  }
  .index_main .main .main_more .main_more_text {
    color: #12bfff;
  }
  .index_main .main .main_more .main_more_icon {
    color: #12bfff;
  }
  .index_main .main .main_more:hover {
    background: #12bfff;
  }
  .index_main .main .main_more:hover .main_more_text,
  .index_main .main .main_more:hover .main_more_icon {
    color: #fff;
  }
  .index_main .main1 {
    padding: 55px 0 50px;
  }
  .index_main .main7 .main_advantage{
        padding-top: 50px;
  }
  .index_main .main1 .swiper_nav {
    margin-top: 30px;
  }
  .index_main .main1 .swiper_nav .swiper-slide {
    padding: 6px 18px;
  }
  .index_main .main1 .swiper_nav .swiper-slide:not(:last-child) {
    margin-right: 10px;
  }
  .index_main .main1 .main_container {
    margin-top: 30px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_picture .explain {
    display: none;
  }
  .index_main .main1 .main_container .swiper_content_item .item_explain {
    padding: 0;
    margin-top: 12px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_explain .explain_title {
    width: 100%;
    padding: 0 8px;
    text-align: center;
  }
  .index_main .main1 .main_container .swiper_content_item .item_explain .explain_right {
    display: none;
  }
  .index_main .main1 .main_container .swiper_content_item .item_line {
    display: none;
  }
  .index_main .main1 .main_container .swiper_content_item:active .item_explain .explain_title {
    color: #12bfff;
  }
  .index_main .main2 {
    padding: 40px 0 0;
  }
  .index_main .main2 .main_container {
    margin-top: 30px;
  }
  .index_main .main2 .main_container .swiper-container {
    padding-bottom: 0;
  }
  .index_main .main2 .main_container .item:hover {
    background: #f5f6f6;
    box-shadow: none;
  }
  .index_main .main2 .main_container .item:hover .item_picture .picture_container img {
    -o-transform: translate3d(0, 0, 0) scale(1);
    -moz-transform: translate3d(0, 0, 0) scale(1);
    -webkit-transform: translate3d(0, 0, 0) scale(1);
    transform: translate3d(0, 0, 0) scale(1);
  }
  .index_main .main2 .main_container .item:hover .explain {
    background: #f5f6f6;
    top: 0;
  }
  .index_main .main2 .main_container .swiper_control,
  .index_main .main2 .main_container .swiper_scrollbar {
    display: none;
  }
  .index_main .main4 {
    padding: 40px 0 0;
  }
  .index_main .main4 .main_container {
    margin-top: 30px;
  }
  .index_main .main4 .main_container .item .explain {
    padding: 18px 15px 15px;
  }
  .index_main .main4 .main_container .item .explain .explain_title .explain_title_text {
    font-size: 18px;
    line-height: 20px;
  }
  .index_main .main4 .main_container .item .explain .explain_title .explain_title_desc {
    line-height: 16px;
    font-size: 14px;
  }
  .index_main .main4 .main_container .swiper_btn {
    display: none;
  }
  .index_main .main4 {
    padding: 0;
  }
  .index_main .main4 .main_bg {
    height: 120px;
  }
  .index_main .main4 .main_container {
    margin-top: 30px;
  }
  .index_main .main4 .main4_content .center .main_container1 {
    display: none;
  }
  .index_main .main4 .main_content {
    -webkit-box-orient: vertical;
    -webkit-flex-direction: column;
    -moz-flex-direction: column;
    -ms-flex-direction: column;
    -o-flex-direction: column;
    flex-direction: column;
    width: 100%;
  }
  .index_main .main4 .main_content .main_explain {
    width: 100%;
    -webkit-box-ordinal-group: 2;
    -moz-box-ordinal-group: 2;
    -ms-flex-order: 2;
    -webkit-order: 2;
    order: 2;
    padding: 20px 15px 25px;
  }
  .index_main .main4 .main_content .main_explain .explain_title {
    font-size: 20px;
  }
  .index_main .main4 .main_content .main_explain .explain_line {
    margin: 10px 0 18px;
  }
  .index_main .main4 .main_content .main_explain .explain_content {
    overflow: hidden;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-line-clamp: 100;
    -webkit-box-orient: vertical;
    max-height: 2400px;
    min-height: 0px;
    line-height: 24px;
  }
  .index_main .main4 .main_content .main_explain .explain_link {
    margin-top: 20px;
  }
  .index_main .main4 .main_content .main_explain .main_explain_icon {
    display: none;
  }
  .index_main .main4 .main_content .main_right {
    width: 100%;
    -webkit-box-ordinal-group: 1;
    -moz-box-ordinal-group: 1;
    -ms-flex-order: 1;
    -webkit-order: 1;
    order: 1;
  }
  .index_main .main4 .main_content .main_right .explain {
    display: none;
  }
  .index_main .main4 .list {
   display: none;
  }
  .index_main .main4 .list .item {
    width: 50%;
  }
  .index_main .main4 .main4_content{
        padding: 50px 0 0px;
  }
  .index_main .main4 .list .item:nth-child(n+3) {
    margin-top: 25px;
  }
  .index_main .main4 .list .item .item_top .item_num {
    font-size: 32px;
  }
  .index_main .main4 .list .item .item_top .item_icon {
    font-size: 14px;
    line-height: 22px;
  }
  .index_main .main5 {
    padding: 40px 0;
  }
  .index_main .main5 .main_container {
    margin-top: 30px;
  }
  .index_main .main5 .main_container .main_left .item {
    padding-bottom: 15px;
  }
  .index_main .main5 .main_container .main_right .item {
    margin-top: 15px;
    padding-bottom: 15px;
  }
  .index_main .main5 .main_container .main_right .item:not(:first-child) {
    margin-top: 18px;
  }
  .index_main .main5 .main_container .item .explain {
    padding-left: 65px;
  }
  .index_main .main5 .main_container .item .explain .item_time .item_time_day {
    font-size: 36px;
  }
  .index_main .main5 .main_container .item .explain .explain_title {
    padding-right: 20px;
  }
  .index_main .main5 .main_container .item .explain .explain_content {
    margin-top: 12px;
    overflow: hidden;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    max-height: 48px;
    min-height: 48px;
    line-height: 24px;
  }
  .index_main .main5 .main_container .item .explain .explain_link {
    display: none;
  }
  .index_main .main6 {
    padding: 50px 0 40px;
  }
  .index_main .main6 .main_content .explain_title {
    font-size: 30px;
    line-height: 40px;
    letter-spacing: 0px;
  }
  .index_main .main6 .main_content .explain_desc {
    font-size: 18px;
    line-height: 24px;
    letter-spacing: 0px;
  }
  .index_main .main6 .main_content .video_icon {
    font-size: 50px;
    margin-top: 40px;
  }
  .index_main .main6 .main_content .explain_link {
    width: 150px;
    height: 44px;
    margin: 40px auto 0;
  }
  .index_main .main6 .main_content .explain_link::after {
    top: 3px;
    left: 3px;
    right: 3px;
    bottom: 3px;
  }
  .index_main .main6 .main_content .explain_link .explain_link_text {
    font-size: 14px;
    letter-spacing: 0px;
  }
  .index_main .main6 .main_content .explain_link .explain_link_icon {
    font-size: 20px;
  }
  .index_main .main8 .main8_application_l ul{
  padding-left: 3%;
  }
}
@media screen and (max-width: 640px) {
  .index_banner .slide_item .item_explain .item_explain_container .explain_title {
    font-size: 30px;
    line-height: 40px;
    letter-spacing: 1px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_title span {
    margin: 0 5px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_content {
    font-size: 20px;
    margin-top: 10px;
    letter-spacing: 0px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_desc {
    margin-top: 3px;
    font-size: 12px;
    line-height: 18px;
    letter-spacing: 0px;
  }
}
@media screen and (max-width: 480px) {
  .index_banner .slide_item .item_explain .item_explain_container {
    padding: 0 10px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_title {
    font-size: 22px;
    line-height: 30px;
    letter-spacing: 0px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_title span {
    margin: 0 3px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_content {
    font-size: 16px;
    margin-top: 8px;
  }
  .index_banner .slide_item .item_explain .item_explain_container .explain_desc {
    line-height: 16px;
  }
  .index_main .main .main_title .main_title_text {
    font-size: 22px;
  }
  .index_main .main8 .main8_application_l ul{
    padding-left: 0;
  }
  .index_main .main8 .main8_application_l ul li{
    margin-left: 0;
  }
  .index_main .main8{
    min-height: 530px;
  }
  .index_main .main7 .main_advantage{
    padding-top: 30px;
  }
  .index_main .main .main_title .main_title_desc {
    font-size: 12px;
  }
  .index_main .main .main_more {
    margin: 25px auto 0;
  }
  .index_main .main1 {
    padding-top: 30px;
  }
  .index_main .main1 .swiper_nav {
    margin-top: 20px;
  }
  .index_main .main1 .swiper_nav .swiper-slide {
    padding: 5px 15px;
  }
  .index_main .main1 .swiper_nav .swiper-slide:not(:last-child) {
    margin-right: 5px;
  }
  .index_main .main1 .main_container {
    margin-top: 18px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_explain {
    margin-top: 8px;
  }
  .index_main .main1 .main_container .swiper_content_item .item_explain .explain_title {
    width: 100%;
    padding: 0 5px;
  }
  .index_main .main2 {
    padding: 30px 0 0;
  }
  .index_main .main2 .main_container {
    margin-top: 20px;
  }
  .index_main .main2 .main_container .swiper-slide {
    width: 240px;
  }
  .index_main .main2 .main_container .explain {
    padding: 15px;
  }
  .index_main .main2 .main_container .explain .explain_content {
    margin-top: 7px;
  }
  .index_main .main2 .main_container .explain .explain_link {
    margin-top: 8px;
  }
  .index_main .main4 {
    padding: 30px 0 0;
  }
  .index_main .main4 .main_container {
    margin-top: 20px;
  }
  .index_main .main4 .main_container .item .explain {
    padding: 14px 12px 12px;
  }
  .index_main .main4 .main_container .item .explain .explain_title .explain_title_text {
    font-size: 16px;
    line-height: 18px;
  }
  .index_main .main4 .main_container .item .explain .explain_title .explain_title_desc {
    line-height: 14px;
    font-size: 12px;
  }
  .index_main .main4 .main_container .item .explain .explain_content {
    margin-top: 5px;
    overflow: hidden;
    display: -webkit-box;
    text-overflow: ellipsis;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    max-height: 20px;
    min-height: 20px;
    line-height: 20px;
  }
  .index_main .main4 .main_container .swiper_btn {
    display: none;
  }
  .index_main .main4 {
    padding: 30px 0 0px;
  }
  .index_main .main4 .main_bg {
    height: 80px;
  }
  .index_main .main4 .main_container {
    margin-top: 20px;
  }
  .index_main .main4 .list {
    padding: 0;
    margin-top: 25px;
    -webkit-box-lines: multiple;
    -webkit-flex-wrap: wrap;
    -moz-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    -o-flex-wrap: wrap;
    flex-wrap: wrap;
  }
  .index_main .main4 .list .item {
    width: 50%;
  }
  .index_main .main4 .list .item:nth-child(n+3) {
    margin-top: 25px;
  }
  .index_main .main4 .list .item .item_top .item_num {
    font-size: 28px;
  }
  .index_main .main4 .list .item .item_top .item_icon {
    font-size: 12px;
    line-height: 18px;
  }
  .index_main .main5 {
    padding: 30px 0;
  }
  .index_main .main5 .main_container {
    margin-top: 20px;
  }
  .index_main .main5 .main_container .item .explain {
    padding-left: 60px;
  }
  .index_main .main5 .main_container .item .explain .item_time .item_time_day {
    font-size: 30px;
  }
  .index_main .main5 .main_container .item .explain .explain_content {
    margin-top: 8px;
  }
  .index_main .main6 {
    padding: 40px 0;
  }
  .index_main .main6 .main_content .explain_title {
    font-size: 24px;
    line-height: 32px;
  }
  .index_main .main6 .main_content .explain_desc {
    font-size: 14px;
    line-height: 20px;
  }
  .index_main .main6 .main_content .video_icon {
    font-size: 48px;
    margin-top: 30px;
  }
  .index_main .main6 .main_content .explain_link {
    margin: 30px auto 0;
  }
  .index_main .main7 .main_advantage .main_advantage_l ul li:nth-child(4) i{
        font-size: 38px;
        bottom: 0.15rem;
  }
  .index_main .main7 .main_advantage .main_advantage_l ul h3{
        font-size: 18px;
    line-height: 30px;
  }
  .index_main .main7 .main_advantage .main_advantage_l ul li i{
    font-size: 30px;
    right: 0.5rem;
    bottom: 0.25rem;
  }
  .index_main .main7 .main_advantage .main_advantage_l ul li:nth-child(2) i{
        font-size: 45px;
    bottom: -0.15rem;
  }
}