/*样式初始化及公共样式部分*/
* {
  margin: 0px;
  padding: 0px;
  box-sizing: border-box;
  color: #333;
  font-style: normal;
}
*:focus {
  outline: none;
}
a {
  text-decoration: none;
  color: inherit;
}
img,
a,
span {
  display: block;
}
img,
video {
  max-width: 100%;
}
body {
  font-size: 13px;
  max-width: 980px;
  margin: 0 auto;
}
.page {
  width: 92%;
  margin: 0 auto;
  position: relative;
}
ol,
ul,
li {
  list-style: none;
}
table {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
}
table tr,
table td {
  width: auto !important;
}
.pro-page {
  min-height: 100vh;
  display: flex;
}
.pro-page .left_nav {
  width: 100px;
  height: 100vh;
  overflow-y: auto;
  background-color: #f1f1f1;
  position: sticky;
  top: 0;
  z-index: 999;
}
.pro-page .left_nav li a {
  padding: 12px 16px;
  color: #494949;
}
.pro-page .left_nav .on {
  background-color: #fff;
  position: relative;
}
.pro-page .left_nav .on::after {
  content: '';
  width: 2px;
  height: 100%;
  background-color: #0072bc;
  position: absolute;
  left: 0;
  top: 0;
}
.pro-page .mian {
  flex: 1;
  padding-top: 12px;
}
.pro-page .mian h5 {
  font-size: 14px;
  font-weight: normal;
  color: #494949;
  display: flex;
  align-items: center;
  line-height: 50px;
  padding: 0 10px;
}
.pro-page .mian h5 hr {
  flex: 1;
}
.pro-page .mian h5 p {
  margin: 0 10px;
}
.pro-page .mian .pro-list {
  padding: 0 15px 0 10px;
}
.pro-page .mian .pro-list li {
  background-color: #fff;
  border-radius: 5px;
  margin-bottom: 10px;
}
.pro-page .mian .pro-list li a {
  display: flex;
}
.pro-page .mian .pro-list li img {
  width: 110px;
  border: 1px solid #e2e2e2;
  border-radius: 5px;
}
.pro-page .mian .pro-list li .text {
  flex: 1;
  padding: 15px;
}
.pro-page .mian .pro-list li .text p {
  font-size: 15px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow: hidden;
}
.pro-page .mian .pro-list li .text span {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  line-height: 1.75;
  color: #666;
  margin-top: 15px;
}
.pro-content {
  padding-top: 20px;
}
.pro-content h5 {
  font-size: 20px;
  margin-top: 10px;
}
.pro-content .detail-content {
  margin-top: 20px;
}
.pro-content .detail-content .tit {
  font-size: 16px;
  border-bottom: 1px solid #e2e2e2;
  line-height: 40px;
}
.pro-content .detail-content .con {
  margin-top: 10px;
  line-height: 1.875;
  color: #454545;
}
.pro-content .detail-content .con span {
  display: inline;
}
.download-page {
  padding: 20px 0;
}
.download-page .download-list li {
  background-color: #fff;
  border-radius: 5px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  line-height: 50px;
  padding: 0 15px 0 20px;
  font-size: 12px;
}
.download-page .download-list li .text {
  flex: 1;
  display: flex;
  justify-content: space-between;
  margin-right: 20px;
}
.download-page .download-list li .text p {
  width: 150px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.download-page .download-list li .text span {
  color: #999;
}
.download-page .download-list li a {
  background-color: #0072bc;
  color: #fff;
  border-radius: 5px;
  width: 40px;
  line-height: 24px;
  text-align: center;
}
.video-page {
  padding-top: 20px;
}
.video-page h1 {
  font-size: 20px;
}
.video-page .video-list {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
}
.video-page .video-list li {
  width: 48%;
  margin-right: 4%;
  margin-bottom: 4%;
  border-bottom: 1px solid #dcdcdc;
  position: relative;
}
.video-page .video-list li:nth-child(2n) {
  margin-right: 0;
}
.video-page .video-list li::after {
  content: '';
  width: 0;
  height: 2px;
  background-color: #34bce4;
  position: absolute;
  left: 0;
  bottom: 0;
  transition: all 0.5s linear;
}
.video-page .video-list li .pic {
  position: relative;
}
.video-page .video-list li img {
  border-radius: 10px;
}
.video-page .video-list li span {
  display: flex;
  align-items: center;
  line-height: 1.75;
  padding: 10px 0;
}
.video-page div.video-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: url(../images/video-btn.png) no-repeat center;
  background-size: cover;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer;
  z-index: 11;
}
.join-page {
  padding-top: 20px;
}
.join-page h1 {
  font-size: 20px;
}
.join-page .video-list {
  margin-top: 20px;
}
.join-page .video-list li {
  background-color: #fff;
  border-radius: 5px;
  padding: 10px 20px;
  margin-bottom: 10px;
  line-height: 1.75;
}
.join-page .video-list li p {
  font-size: 16px;
}
.join-page .video-list li span {
  font-size: 12px;
}
.join-page .video-list li span em {
  color: #666;
}
.join-page .video-list li .text {
  font-size: 12px;
  display: flex;
  justify-content: space-between;
}
.join-page .video-list li em {
  color: #999;
}
.wx_service_support {
  padding: 30px 0;
}
.wx_service_support .ss_tab {
  display: flex;
  align-items: center;
  justify-content: center;
}
.wx_service_support .ss_tab li {
  padding: 10px 30px;
  border: 1px solid #e2e2e2;
  border-radius: 30px;
  margin-right: 15px;
}
.wx_service_support .ss_tab li:last-of-type {
  margin-right: 0;
}
.wx_service_support .ss_tab .on {
  background-color: #0072bc;
  color: #fff;
  border-color: #0072bc;
}
.wx_service_support .ss_con {
  margin-top: 20px;
}
.wx_service_support .ss_con li {
  display: none;
}
.wx_service_support .ss_con .open {
  display: block;
}
.about_tab {
  margin: 30px 0;
}
.about_tab ul {
  display: flex;
  align-items: center;
  justify-content: center;
}
.about_tab ul li {
  padding: 10px 30px;
  border: 1px solid #e2e2e2;
  border-radius: 30px;
  margin-right: 15px;
}
.about_tab ul li:last-of-type {
  margin-right: 0;
}
.about_tab ul .on {
  background-color: #0072bc;
  color: #fff;
  border-color: #0072bc;
}
.about_con .text {
  font-size: 14px;
  line-height: 1.875;
}
.about_con .pic {
  position: relative;
}
.about_con .pic .video-btn {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: url(../images/video-btn.png) no-repeat center;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer;
  z-index: 11;
}
div.video-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: url(../images/video-btn.png) no-repeat center;
  background-size: cover;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer;
  z-index: 11;
}
.mask {
  position: fixed;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  z-index: 100000;
  background: rgba(0, 0, 0, 0.8);
  display: none;
}
.mask .video-box {
  width: 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.mask .video-box video {
  width: 100% !important;
  height: auto !important;
  max-width: 100%;
  max-height: 100%;
}
.case_list {
  display: flex;
  flex-wrap: wrap;
}
.case_list li {
  width: 100%;
  padding: 20px;
  background-color: #e7e9ec;
  margin-bottom: 2%;
}
.case_list li img {
  width: 100%;
}
.case_list li p {
  font-size: 20px;
  font-weight: bold;
  margin: 10px 0;
  color: #333;
}
.case_list li span {
  opacity: 0.8;
  line-height: 1.75;
  color: #333;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}