* {
  margin: 0;
  padding: 0;
}
body {
  font-family: "Microsoft YaHei UI", serif;
  overflow-x: hidden;
}
li {
  list-style: none;
}
a,
button {
  outline: none;
  text-decoration: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
button {
  border: none;
}
i {
  font-style: normal;
}
input {
  outline: none;
  border: none;
}
img {
  image-rendering: -moz-crisp-edges;
  image-rendering: -o-crisp-edges;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  -ms-interpolation-mode: nearest-neighbor;
  font-size: 12px;
  display: block;
}
.icon {
  vertical-align: -0.15em;
  fill: currentColor;
  overflow: hidden;
}
.center-auto {
  width: 1130px;
  margin-left: auto;
  margin-right: auto;
}
.auto {
  margin-left: auto;
  margin-right: auto;
}
.icon-xitongzhijia_fanbai {
  width: 227px;
  height: 64px;
  color: #ffffff;
}
.video-banner {
  height: 520px;
  background: url("../images/video_banner_background.png") no-repeat top center;
  background-size: 100% 100%;
}
.video-banner .wrap-navigation {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  padding-top: 40px;
}
.video-banner .wrap-navigation .logo {
  margin-right: 64px;
}
.video-banner .navigation {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  position: relative;
}
.video-banner .navigation .item {
  width: 128px;

  color: #ffffff;
}
.video-banner .navigation .item:nth-child(1){
  margin-left: 0;
}
/*.video-banner .navigation .item:nth-child(2) {*/
/*  !*width: 136px;*!*/
/*}*/
.video-banner .navigation .item:last-of-type {
  margin-right: 0;
}
.video-banner .navigation .item a.navigation-title {
  position: relative;
  font-size: 18px;
  color: #ffffff;
  /*transition: 0.5s;*/
  margin-left: 20px;

}
/*.video-banner .navigation .item a.navigation-title:hover {*/
/*  color: #FCA027;*/
/*}*/
.video-banner .navigation .item a.navigation-title:after {
  content: '';
  position: absolute;
  width: 100%;
  bottom: -8px;
  left: 0;
  padding-top: 8px;
  z-index: 10;
}
.video-banner .navigation .item a.navigation-title.active {
  color: #FCA027 !important;
  font-weight: 700;
}
.video-banner .navigation .item a.navigation-title.active:after {
  border-bottom: 2px solid #FCA027;
}
.video-banner .navigation .item:hover a.navigation-title {
  color: rgba(255, 255, 255, 0.8);
}
.video-banner .navigation .hide {
  display: none;
}
.video-banner .navigation .navigation-open {
  position: absolute;
  top: 50px;
  left: 20px;
  min-width: 840px;
  background-color: rgba(255, 255, 255, 0.9);
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  flex-wrap: wrap;
}
.video-banner .navigation .navigation-open .secondary-open {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  width: 128px;
}
.video-banner .navigation .navigation-open .secondary-open:first-of-type {
  margin-left: 108px;
}
.video-banner .navigation .navigation-open .secondary-open .secondary {
  width: 128px;
  background-color: rgba(53, 143, 240, 0.1);
}
.video-banner .navigation .navigation-open .secondary-open a.secondary-title {
  display: block;
  color: #666666;
  font-size: 12px;
  text-align: center;
  margin-top: 16px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  transition: 0.5s;
}
.video-banner .navigation .navigation-open .secondary-open a.secondary-title.on,
.video-banner .navigation .navigation-open .secondary-open a.secondary-title:hover {
  color: #358FF0;
  text-decoration: underline;
}
.video-banner .navigation .navigation-open .secondary-open ul {
  width: 570px;
  height: 100%;
  transition: 0.5s;
  padding-bottom: 16px;
}
.video-banner .navigation .navigation-open .secondary-open ul:hover {
  background-color: rgba(53, 143, 240, 0.1);
}
.video-banner .navigation .navigation-open .secondary-open ul li {
  display: inline-block;
  width: 108px;
  height: 15px;
  margin-top: 16px;
}
.video-banner .navigation .navigation-open .secondary-open ul li a {
  display: inline-block;
  width: 100%;
  color: #666666;
  font-size: 12px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  transition: 0.5s;

  margin-left: 20px;
}
.video-banner .navigation .navigation-open .secondary-open ul li a:hover {
  color: #358FF0;
}
.video-banner .navigation .navigation-open .secondary-open ul li a.active{
  color: #358FF0;
  font-weight: bold;
}
.video-banner .publicize-text {
  padding-top: 52px;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-align-content: center;
  -ms-flex-line-pack: center;
  align-content: center;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
}
.video-banner .publicize-text img.tip-img {
  margin-bottom: 24px;
}
.video-banner .publicize-text .tip {
  width: 100%;
  text-align: center;
  font-weight: 400;
  font-size: 18px;
  /*font-family: "Source Han Sans CN", serif;*/
  color: #ffffff;
}
.video-banner .download {
  margin-top: 40px;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-align-content: center;
  -ms-flex-line-pack: center;
  align-content: center;
}
.video-banner .download a {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-align-content: center;
  -ms-flex-line-pack: center;
  align-content: center;
  width: 136px;
  height: 40px;
  font-weight: 700;
  transition: 0.5s;
}
.video-banner .download a.bendi {
  background-color: #fca027;
  color: #ffffff;
  margin-right: 24px;
}
.video-banner .download a.bendi:hover {
  background-color: rgba(252, 160, 39, 0.8);
}
.video-banner .download a.xunlei {
  color: #FCA027;
  background-color: rgba(252, 160, 39, 0.2);
  border: 1px solid #fca027;
}
.video-banner .download a.xunlei:hover {
  background-color: rgba(252, 160, 39, 0.4);
}
.banner-tip {
  width: 1130px;
  height: 110px;
  margin-top: -60px;
  background: url("../images/video_frame.png") no-repeat top left;
  background-size: 100% 100%;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-align-content: center;
  -ms-flex-line-pack: center;
  align-content: center;
}
.banner-tip span {
  position: relative;
  font-weight: 700;
  font-size: 14px;
  font-family: "Microsoft YaHei UI Bold", serif;
  padding: 0 16px;
}
.banner-tip span:after {
  content: '';
  position: absolute;
  right: 0;
  top: 5%;
  width: 0;
  height: 90%;
  border-right: 1px solid #999999;
}
.banner-tip span:first-of-type {
  padding-left: 0;
}
.banner-tip span:last-of-type {
  padding-right: 0;
}
.banner-tip span:last-of-type:after {
  display: none;
}
.video-list ul {
  -webkit-box-pack: start;
  -webkit-justify-content: flex-start;
  -ms-flex-pack: start;
  justify-content: flex-start;
  flex-wrap: wrap;
}
.video-list ul:nth-child(1) {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: start;
  -webkit-justify-content: flex-start;
  -ms-flex-pack: start;
  justify-content: flex-start;
  flex-wrap: wrap;
}
.video-list ul li:nth-child(4),
.video-list ul li:nth-child(8),
.video-list ul li:nth-child(12),
.video-list ul li:nth-child(16),
.video-list ul li:nth-child(20),
.video-list ul li:nth-child(24) {
  margin-right: 0;
}
.video-list {
  margin-top: 24px;
}
.video-list .box {
  box-shadow: 1px 2px 5px #e3edff;
  display: block;
  overflow: hidden;
}
.video-list .box > a {
  color: #333333;
  display: block;
  font-size: 18px;
  margin-top: 10px;
  overflow: hidden;
  padding: 0 15px;
  text-overflow: ellipsis;
  white-space: nowrap;
  z-index: 999;
}
.video-list .box:hover {
  box-shadow: 0 0 10px rgba(51, 51, 51, 0.3);
}
.video-list ul li {
  position: relative;
  width: 264px;
  margin-top: 32px;
  margin-right: 24px;
  margin-left: 0;
  background-color: #358ff0;
}
.video-list ul li .icon-bofang {
  width: 40px;
  height: 40px;
  color: #358ff0;
}
.video-list ul li .video_img {
  position: relative;
  width: 248px;
  height: 140px;
  margin: 8px auto 16px auto;
  overflow: hidden;
}
.video-list ul li .video_img img {
  width: 248px;
  height: 140px;
  transition: all 0.5s ease 0s;
}
.video-list ul li .video_img .play-btn {
  position: absolute;
  content: "";
  left: 42%;
  top: 20%;
  overflow: hidden;
  transition: all 0.5s ease 0s;
  z-index: 999;
  cursor: pointer;
}
.video-list ul li .video_img .play-btn:hover {
  transform: scale(1.1);
}
.video-list ul li .video_img .play-btn:hover .icon-bofang {
  color: rgba(53, 143, 240, 0.8);
}
.video-list ul li .video_img .video-title {
  position: absolute;
  left: 5%;
  top: 63%;
  width: 90%;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  color: #358ff0;
  font-size: 16px;
  font-weight: bold;
  text-align: center;
}
.video-list ul li:hover .foot {
  border-top: 2px solid rgba(255, 255, 255, 0.8);
}
.video-list ul li:hover .video_img img {
  transform: scale(1.1);
}
.video-list .foot {
  display: flex;
  justify-content: space-between;
  padding: 6px 8px;
  border-top: 2px solid #ffffff;
  transition: 0.5s;
}
.video-list .foot .icon-kanguo {
  width: 14px;
  height: 10px;
  color: #FFFFFF;
  margin-right: 4px;
}
.video-list .foot .eye {
  align-items: center;
  color: #ffffff;
  display: flex;
  width: 142px;
  font-size: 14px;
}
.video-list .foot .eye span {
  font-size: 14px;
}
.video-list .foot a {
  font-weight: 400;
  font-size: 14px;
  transition: 0.5s;
  color: #ffffff;
}
.video-list .foot a:hover {
  color: rgba(255, 255, 255, 0.8);
}
.video-list .foot a:hover .icon-chakan {
  color: rgba(255, 255, 255, 0.8);
}
.video-list .foot a .icon-chakan {
  transition: 0.5s;
  width: 14px;
  height: 12px;
  color: #ffffff;
  margin-right: 4px;
}
.video-list .video-play {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
}
.video-list .video-play .video_cnter {
  position: relative;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  align-items: center;
  -moz-align-items: center;
  -webkit-align-items: center;
  width: 100%;
  height: 100%;
}
.video-list .video-play .video_cnter a {
  padding: 15px 35px;
  font-size: 18px;
}
.video-list .video-play .video_cnter .bg {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.5);
}
.video-list .video-source {
  width: 960px;
  height: 400px;
}

.video-content .main {
  margin-top: 24px;
}
.video-content .main .video-wrap {
  background: url("../images/video_banner.png") no-repeat top left;
  width: 920px;
}
.video-content .main .video-wrap .video-box {
  width: 876px;
  padding: 129px 24px 24px 24px;
  height: 493px;
}
.video-content .main .video-wrap .video-box .pic-bnt {
  position: relative;
  width: 100%;
  height: 100%;
}
.video-content .main .video-wrap .video-box .pic-bnt img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 32px;
}
.video-content .main .video-wrap .video-box .pic-bnt .play-btn {
  position: absolute;
  left: 44%;
  top: 30%;
  overflow: hidden;
  transition: all 0.5s ease 0s;
  z-index: 999;
  cursor: pointer;
}
.video-content .main .video-wrap .video-box .pic-bnt .play-btn .icon-bofang {
  width: 96px;
  height: 96px;
  color: #358ff0;
}
.video-content .main .video-wrap .video-box .pic-bnt .play-btn:hover {
  transform: scale(1.1);
}
.video-content .main .video-wrap .video-box .pic-bnt .play-btn:hover .icon-bofang {
  color: rgba(53, 143, 240, 0.8);
}
.video-content .main .video-wrap .video-box .pic-bnt .text {
  position: absolute;
  left: 5%;
  top: 60%;
  width: 90%;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  text-align: center;
  color: #358ff0;
  font-size: 32px;
  font-weight: bold;
}
.video-content .main .video-wrap .video-box .video-parent {
  display: none;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 15px;
}
.video-content .main .video-wrap .video-box .video-parent .video-source {
  width: 100%;
  height: 100%;
}
.video-content .main .video-wrap .website-text {
  text-align: center;
  font-size: 18px;
  color: #666666;
  line-height: 32px;
  margin-top: 32px;
}
.video-content .video-title {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-align-content: center;
  -ms-flex-line-pack: center;
  align-content: center;
  width: 100%;
  height: 89px;
  background-color: rgba(53, 143, 240, 0.3);
  margin-top: 80px;
  margin-bottom: 35px;
}
.video-content .video-title h1 {
  color: #2b71c2;
  font-size: 32px;
}

.video-content .content {
  position: relative;
  background-color: #ffffff;
  width: 920px;
  margin-right: auto;
  margin-left: auto;
}
.video-content .content::after{
  content: '';
  position: absolute;
  left: -440px;
  top: 0;
  width: 400px;
  height: 100%;
  padding-bottom: 80px;
  background: url("../images/video_logo.png") -80px 0 ;
}
.video-content .content::before{
  content: '';
  position: absolute;
  right: -450px;
  top: 0;
  width: 400px;
  height: 100%;
  padding-bottom: 80px;
  background: url("../images/video_logo.png") -80px 0 ;
}
.video-content .content p {
  color: #333333;
  font-weight: 450;
  font-size: 16px;
  line-height: 24px;
  margin-bottom: 24px;
}
.video-content .content img {
  max-width: 560px;
  margin-right: auto;
  margin-left: auto;
}
.video-content .content .step-1 {
  background: url("../images/cover_steps01.png") no-repeat -11px -20px;
}
.video-content .content .step-2 {
  background: url("../images/cover_steps02.png") no-repeat -11px -20px;
}
.video-content .content .step-3 {
  background: url("../images/cover_steps03.png") no-repeat -11px -20px;
}
.video-content .content .step-4 {
  background: url("../images/cover_steps04.png") no-repeat -11px -20px;
}
.video-content .content .step-5 {
  background: url("../images/cover_steps05.png") no-repeat -11px -20px;
}
.video-content .content .step-6 {
  background: url("../images/cover_steps06.png") no-repeat -11px -20px;
}
.video-content .content .step-7 {
  background: url("../images/cover_steps07.png") no-repeat -11px -20px;
}
.video-content .content .step-8 {
  background: url("../images/cover_steps08.png") no-repeat -11px -20px;
}
.video-content .content .step-9 {
  background: url("../images/cover_steps09.png") no-repeat -11px -20px;
}
.video-content .content .step-10 {
  background: url("../images/cover_steps10.png") no-repeat -11px -20px;
}
.footer {
  margin-top: 80px;
  padding: 40px 0;
  background-color: #F7F7F7;
}
.footer .center-auto {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
.footer .left {
  width: 700px;
}
.footer .left .website-map {
  margin-bottom: 40px;
}
.footer .left .website-map a {
  color: #666666;
  font-size: 16px;
}
.footer .left .website-map span {
  position: relative;
  padding: 0 16px;
}
.footer .left .website-map span:first-of-type {
  padding-left: 0;
}
.footer .left .website-map span:last-of-type {
  padding-right: 0;
}
.footer .left .website-map span:last-of-type:after {
  display: none;
}
.footer .left .website-map span:after {
  content: '';
  position: absolute;
  right: 0;
  top: 10%;
  width: 0;
  height: 80%;
  border-right: 1px solid #666666;
}
.footer .left .website-text {
  font-size: 14px;
  color: #999999;
  margin-top: 24px;
  line-height: 24px;
}
.footer .left .website-text a {
  font-size: 14px;
  color: #999999;
}
.footer .right {
  width: 350px;
  font-family: "Microsoft YaHei UI Bold", serif;
}
.footer .right p.text {
  font-weight: 700;
  font-size: 16px;
  color: #666666;
  margin-bottom: 16px;
}
.footer .right .user-all {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
}
.footer .right .user-all .user-images:first-of-type {
  margin-left: -8px;
}
.footer .right .user-all .user-images .images-wrap {
  width: 80px;
  height: 80px;
}
.footer .right .user-all .user-images .images-wrap img {
  width: 100%;
  height: 100%;
}
.footer .right .user-all .user-images p {
  font-weight: 400;
  font-size: 12px;
  color: #999999;
  text-indent: 8px;
}
.footer .right .website-text {
  margin-top: 16px;
  color: #666666;
  font-size: 14px;
  line-height: 24px;
}
.footer .left .website-map a:hover {
  color: #358ff0;
}
.retreat-top {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-align-content: center;
  -ms-flex-line-pack: center;
  align-content: center;
  position: fixed;
  right: 15%;
  bottom: 20%;
  width: 48px;
  height: 48px;
  background-color: #fff;
  filter: drop-shadow(0 0 6px #33333333);
  border-radius: 50%;
  cursor: pointer;
  z-index: 10;
  visibility: hidden;
}
.retreat-top:hover .icon-zhiding {
  color: #358ff0;
}
.retreat-top .icon-zhiding {
  vertical-align: -0.15em;
  fill: currentColor;
  overflow: hidden;
  width: 20px;
  height: 20px;
  color: #999999;
}