video{width: 100%;}
/*.video-js .vjs-progress-control{display: none !important;}
.tcp-skin:not(.vjs-live) .vjs-current-time, .tcp-skin:not(.vjs-live) .vjs-time-divider, .tcp-skin:not(.vjs-live) .vjs-duration{
	display: none !important;
}*/

@media screen and (min-width:751px){
	.main{padding-bottom: 70px;}
	.live-item{height:500px; }
	.live-item-video{height:100%;width: 100%;flex-grow: 1;flex-shrink: 1;}
	.live-item-chat{height:100%;width: 25%;}
	
	.player-container-id-dimensions{width:100%;height: 500px;}
	.content-box{padding:0 22px 20px; border: 0.966549px solid #E9E9E9;border-radius: 4px;width: 100%;background: #fff;}
	h3{font-size: 22px;padding: 20px 0;color: #444444;font-weight: 500;} 
	.content{color: #828282;padding-bottom: 22px;font-size: 16px;line-height: 25px;} 
	.article .content{border-top: 1px solid #E9E9E9;padding-top: 22px;} 
	.banner{width: 70%;height: auto;margin-bottom: 22px;}
	.operate-count{color:#fff;font-size: 14px;color: #8D909C;margin-bottom: 20px;}
	.operate-count img{width: 17px;height: auto;margin-right: 4px;}
	.operate-count .bggrey{height: 38px;background: #F3F3F3;border-radius: 19px;padding: 0 15px;margin-left: 20px;}
	.operate-count .active{color: #FF6725;background: #FFF3E9;}

      .jieshao{cursor: pointer;}
     .jieshao h1{font-size: 21px;color: #4F4F4F;padding: 24px 0 12px 0;}
	.jieshao img{width: 200px;margin: 20px 0 0 40px;}
	.jieshao .detail{height:220px;background: url(../../images/detailbg.png) no-repeat;background-size: cover;overflow: hidden;background-color: #ffffff;}
	.jieshao .name{color: #333333;font-size: 40px}
	.jieshao .workspace{color: #4f4f4f;font-size: 25px;}
	.jieshao .title li{padding: 0 20px;}
	.jieshao .title li:first-child{padding-left: 0;}
	.work{padding:30px 0 0 60px;}
	
	.work .workspace{margin-top: 15px;}
	.work .title{margin-top: 47px;}

	.live-item-video-end{height:100%;width: 100%;flex-grow: 1;flex-shrink: 1;position: relative;}
	.live-item-video-end p{position: absolute;left: 0;top: 0;margin: auto;right: 0;border: 0;height: 200px;box-sizing: border-box;z-index: 1001;width: 100%;background: #FFFFFF;opacity: 0.9;margin-top:150px;display: flex;flex-direction: column;justify-content: center;align-items: center;}
	.live-item-video-end p span{font-size: 32px;color: #4F4F4F;}
	.live-item-video-end p a{width: 130px;height: 40px;text-align: center;line-height: 40px;color: #fff;border-radius: 20px;font-size: 16px;background: #28B28B; cursor: pointer;margin-top: 24px;}
	.live-teacher{flex-shrink: 0;}
	.live-teacher img{width: 30px;height: auto;border-radius: 50%;margin-right: 10px;}
	.course-item-file{background: #fff;}
	.course-item-file>li{padding: 15px 10px;border-bottom: 1px dashed #f0f2f4;}
	.course-item-file>li:last-child{border-bottom: none;}
	.course-item-file>li .other_file{color: #4F4F4F;font-size: 14px;cursor: pointer;word-break: break-all;margin-right: 10px;}
	.course-item-file>li .filetype{width: 25px ;height:auto;cursor: pointer;margin-right: 6px;}
	.course-item-file>li .download{width: 15px ;height:auto;cursor: pointer;margin-left: 20px;}
	.course-item-file>li{padding: 15px 0px;border-bottom: 1px dashed #f0f2f4;}
	.course-item-file .file-button{color: #28B28B;font-size: 16px; cursor: pointer;}
	.course-item-file .file-button p:first-child{margin-right: 20px;}
		.course-item-file .file-button{color: #28B28B;font-size: 16px; cursor: pointer;}
	.course-item-file .file-button p:first-child{margin-right: 20px;}
}


@media screen and (max-width:750px){
	.main{padding-bottom: .3rem;}
	.live-item-chat{height:calc(100vh - 7rem);width: 100%;background: #F5F7F7;}
	.live-item-video{height:100%;width: 100%;}
	.course-item{background: #fff;}
	.course-item h4{padding: 0.20rem;font-weight: bold;border-bottom: 3px solid #28B28B;}
	
	.video-playback{width: 100%;background: #fff;}
	.video-js{width: 100%;}
	.player-container-id-dimensions{width:100%;height: 400px;}
	.content-box{padding:0 0.3rem 0.3rem;background: #fff; }
	h3{font-size: 0.36rem;padding: 0.3rem 0;color: #444444;font-weight: 500;} 
	.content{color: #828282;padding-bottom: 0.3rem;font-size: 0.28rem;line-height: 0.4rem;} 
	.article .content{border-top: 0.02rem solid #E9E9E9;padding-top: 0.3rem;} 
	.banner{width: 100%;height: auto;margin-bottom: 0.3rem;}
	.operate-count{font-size: 0.28rem;color: #8D909C;}
	.operate-count img{width: 0.3rem;height: auto;margin-right: 0.08rem;}
	.operate-count .bggrey{height: 0.6rem;background: #F3F3F3;border-radius: 0.3rem;padding: 0 0.3rem;margin-left: 0.2rem;}
	.operate-count .active{color: #FF6725;background: #FFF3E9;}

	 .jieshao{margin-bottom: .2rem;}
	.jieshao h1{font-size: 0.32rem;color: #4F4F4F;padding:.2rem 0 .32rem .28rem;}
	.jieshao img{width: 2.5rem;padding:0 .2rem;}
	.jieshao .detail{background: #ffffff url(../../images/detailbg.png) no-repeat;background-size: contain;overflow: hidden;background-color: #ffffff;}
	.jieshao .name{color: #333333;font-size: .4rem;padding: 0 0 0 .1rem;margin-top: .28rem;}
	.jieshao .workspace{color: #4f4f4f;font-size: .28rem;padding-left: .1rem;}
	.jieshao .title li{padding: 0 .1rem;}
	
	.work .workspace{margin-top: .15rem;}
	.work .title{margin-top:.2rem;}
	.title li{font-size: .24rem;color: #828282;}

	.live-item-video-end{height:270px;width: 100%;position: relative;}
	.live-item-video-end p{position: absolute;left: 0;top: 0;margin: auto;right: 0;border: 0;height: 110px;box-sizing: border-box;z-index: 1001;width: 100%;background: #FFFFFF;opacity: 0.9;margin-top:1.6rem;display: flex;flex-direction: column;justify-content: center;align-items: center;}
	.live-item-video-end p span{font-size: 0.3rem;color: #4F4F4F;}
	.live-item-video-end p a{width: 2rem;height: 0.72rem;text-align: center;line-height:  0.72rem;color: #fff;border-radius: 0.36rem;font-size: 0.28rem;background: #28B28B; cursor: pointer;margin: 0 auto;margin-top: 0.2rem;}
	.live-teacher{flex-shrink: 0;}
	.live-teacher img{width: 0.6rem;height: auto;border-radius: 50%;margin-right: 0.2rem;}
	.course-item-file{padding: 0 0.3rem;background: #fff;}
	.course-item-file>li{padding: 0.3rem 0;border-bottom: 0.02rem dashed #f0f2f4;background: #fff;-webkit-tap-highlight-color: rgba(0,0,0,0);-webkit-tap-highlight-color: transparent; }
	.course-item-file>li:last-child{border-bottom: none;}
	.course-item-file>li .other_file{color: #4F4F4F;font-size: 0.28rem;cursor: pointer;word-break: break-all;margin-right: 0.2rem;}
	.course-item-file>li .filetype{width: 0.5rem;height:auto;cursor: pointer;margin-right: 0.12rem;}
	.course-item-file>li .download{width: 0.3rem;height:auto;cursor: pointer;margin-left: 0.4rem;}
    .course-item-file .file-button{color: #28B28B;font-size: 16px; cursor: pointer;}
	.course-item-file .file-button p:first-child{margin-right: 20px;}
    .course-item-file{padding: 0 0.3rem;background: #fff;}
	.course-item-file>li{padding: 0.3rem 0;border-bottom: 0.02rem dashed #f0f2f4;background: #fff;-webkit-tap-highlight-color: rgba(0,0,0,0);-webkit-tap-highlight-color: transparent; }
	.course-item-file>li:last-child{border-bottom: none;}
	.course-item-file>li .other_file{color: #4F4F4F;font-size: 0.28rem;cursor: pointer;word-break: break-all;margin-right: 0.2rem;}
	.course-item-file>li .filetype{width: 0.5rem;height:auto;cursor: pointer;margin-right: 0.12rem;}
	.course-item-file>li .download{width: 0.3rem;height:auto;cursor: pointer;margin-left: 0.4rem;}
	.course-item-file .file-button{color: #28B28B;font-size: 0.26rem; cursor: pointer;white-space:nowrap;}
	.course-item-file .file-button p:first-child{margin-right:0.2rem;}
}