.article_right {
 width: 830px;
}

.Department_right {
 width: 340px;
 background: #fff;
}

.video_list li {
 float: left;
 width: 380px;
 height: 220px;
 margin-right: 30px;
 position: relative;
 margin-bottom: 30px;
}

.video_list li:nth-child(2n+2) {
 margin-right: 0;
}

.video_list .video_img {
 width: 100%;
 height: 100%;
 display: block;
 overflow: hidden;
}

.video_list li img {
 width: 100%;
 transition: all .5s;
}

.video_list li .video_img::after {
 width: 100%;
 height: 100%;
 display: block;
 content: '';
 background: rgba(0, 0, 0, 0.3);
 position: absolute;
 top: 0;
}

.video_list li .video_btn {
 position: absolute;
 top: 50%;
 left: 50%;
 transform: translate(-50%, -50%);
 background: url(/Content/Areas/Common/images/common/play.png) no-repeat center center;
 background-size: 100% 100%;
 width: 50px;
 height: 50px;
}

.video_list li h2 {
 position: absolute;
 width: 100%;
 left: 0;
 bottom: 0;
 background: rgba(0, 0, 0, .5);
 padding: 15px 20px;
 box-sizing: border-box;
}

.video_list li h2 a {
 color: #fff;
 font-size: 16px;
}

.department p {
 padding: 10px 0px;
}

.department .dep_tit {
 background: #264658;
}

.department h2.gd_tit {
 background: #264658;
}

.kzr_doc .doct_con p {
 padding: 0;
}

.doctor .doc_tit,
.dise_tit {
 background: #264658;
}

.department .dep_list {
 border-top: none;
}

@media screen and (max-width:768px) {
 .Department_right {
 width: 100%;
 background: #fff;
 }
 .article_right {
 width: 100%;
 }
 .article_right .pd20 {
 padding: 0;
 }
 .video_list li {
 float: left;
 width: 100%;
 height: 270px;
 margin-right: 0;
 position: relative;
 margin-bottom: 0.2rem;
 }

}

@media screen and (max-width:420px) {
 .video_list li {
 height: 190px;
 }
}