main {
  width: 100%;
  overflow: hidden;
  font-family: MicrosoftYaHeiSemibold;
  letter-spacing: 0;
  background: #fafafa;
}
main * {
  box-sizing: border-box;
}
.clear_::after,
.clear_::before {
  content: " ";
  display: table;
  clear: both;
}
.flex_box {
  display: flex;
}
.detail_header,
.detail_body {
  width: 1360px;
  margin: 30px auto;
}
.detail_header {
  border-bottom: 1px solid #e6e6e6;
  padding-bottom: 10px;
}
.detail_header .title {
  font-size: 30px;
  color: #444444;
  margin-bottom: 10px;
}
.detail_header .time {
  font-size: 14px;
  color: #999999;
}
.detail_body .left {
  width: 960px;
  margin-right: 100px;
}
.detail_body .left .special span {
  font-weight: bold;
}
.detail_body .left .special a {
  font-weight: bold;
}
.detail_body .right {
  width: 300px;
}
.detail_body .right .related {
  /*padding: 30px;*/
  /*background: #fff;*/
}
.detail_body .right .related .title {
  font-size: 24px;
  color: #333333;
  padding-bottom: 8px;
  border-bottom: 1px solid #999999;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
}
.detail_body .right .related .title::before {
  content: '';
  width: 21px;
  height: 21px;
  background: url(../img/technologyExchange/example-icon1.png) no-repeat center/100% 100%;
  margin-right: 8px;
}
.detail_body .right .related .msg {
  font-size: 16px;
  color: #444444;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  margin-bottom: 30px;
}

.detail_body .right .related .btns {
  text-align: center;
}

.detail_body .right .related .btns > a {
  color: #ffffff;
  background: #e5a414;
  display: inline-block;
  height: 45px;
  line-height: 45px;
  text-align: center;
  margin-bottom: 14px;
  border-radius: 30px;
  width: 255px;
}
.detail_body .right .related .btns > a:last-child {
  margin: 0;
  /*background: #d6d6d6;*/
  /*color: #888888;*/
  border: 1px solid #E5A414;
  background-color: #fff;
  color: #E5A414;
}
.detail_body .right .related .collect-div a {
  margin: 0;
  border: 1px solid #E5A414;
  background-color: #fff;
  color: #E5A414;
  display: inline-block;
  height: 45px;
  line-height: 45px;
  text-align: center;
  border-radius: 30px;
  width: 255px;
}



.recommended {
  margin-top: 60px;
}
.recommended .title {
  padding: 20px 20px 10px 0;
  font-size: 24px;
  color: #444444;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #d3d3d3;
  margin-bottom: 10px;
}
.recommended .title span {
  display: flex;
  align-items: center;
}
.recommended .title span::before {
  content: '';
  width: 21px;
  height: 21px;
  background: url(../img/technologyExchange/example-icon2.png) no-repeat center/100% 100%;
  margin-right: 8px;
}
.recommended .title ._more {
  font-size: 14px;
  color: #999999;
}
.recommended .recommended_list {
  display: block;
  font-size: 16px;
  color: #444444;
  padding: 20px 0;
  /*margin: 0 20px;*/
  /*border-bottom: 1px solid #d3d3d3;*/
  border-bottom: 1px dashed #EDEDED;
  padding-left: 1rem;
  text-indent: -0.8rem;
}
.recommended .recommended_list::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #666666;
  display: inline-block;
  vertical-align: middle;
  margin-right: 7px;
}
.recommended .recommended_list:hover {
  color: #E5A414;
}
.recommended .recommended_list:hover::before {
  background-color: #E5A414;
}

.video_box {
  height: 480px;
}
.video_box > video {
  width: 960px;
  height: 480px;
}

.J_prismPlayer{
  width: 960px;
  height: 480px;
}


.text_img .title {
  padding: 0 23px;
  font-size: 24px;
  color: #e5a414;
  line-height: 66px;
}
.text_img .body {
  padding: 20px 30px;
  background: #f5f5f5;
}
.collect-course-remove{
  width: 255px !important;
  height: 44px !important;
  background-color: #b7b7b7 !important;
  border: none !important;
  color: #fff !important;
  text-align: center !important;
  line-height: 44px !important;
  border-radius: 31px !important;

}

.recommend {
  /*z-index: -1;*/
  padding-top: 10px;
}

footer{
  position: relative;
  z-index:1;
}
.product-div{
  margin-top: 30px;
}
.product-div img{
  width: 300px;
}

.detail_body .disable-copy{
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}