.live_cont{
    width: 1200px;
    margin: auto;
}
.live_cont h2{
    font-family: MicrosoftYaHei;
	font-size: 30px;
    font-stretch: normal;
    padding-top: 36px;
    margin-bottom: 24px;
	line-height: 30px;
	letter-spacing: 2px;
    color: #17233d;
    text-align: center;
}
.live_lst{
    width: 1200px;
	height: 368px;
	background-color: #ffffff;
	border-radius: 2px;
}
.live_left{
    width: 569px;
    height: 320px;
    float: left;
    margin-left: 24px;
    margin-top: 24px;
    border-radius: 12px;
    position: relative;
    z-index: 0;
}
.live_img{
    width: 569px;
    height: 320px;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 1;
}
.live_mark{
    width: 569px;
    height: 320px;
    position: absolute;
    top: 0;
    left: 0;
    background: #000;
    opacity: 0.7;
    z-index: 1;
}
.live_right{
    float: left;
    width: 607px;
	height: 312px;
    margin-top: 24px;
    position: relative;
}
.live_left h3{
    position: absolute;
    z-index: 11;
    width: 362px;
	font-family: MicrosoftYaHei-Bold;
	font-size: 22px;
	font-weight: bold;
	font-stretch: normal;
	line-height: 36px;
    color: #e8eaec;
    margin-left: 109px;
    top: 30px;
    text-align: center;
}
.view_time{
    width: 208px;
	height: 34px;
	border-radius: 17px;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    position: absolute;
    z-index: 11;
    left: 180px;
    top: 128px;
    text-align: center;
    line-height: 34px;
}
.view_time i{
    color: #3d97f2;
}
.view_teacher{
    width: 169px;
	height: 34px;
	border-radius: 17px;
    background: rgba(0, 0, 0, 0.6);
    position: absolute;
    z-index: 11;
    top: 174px;
    left: 200px;
    color: #fff;
    text-align: center;
    line-height: 34px;
}
.watch_live{
    position: absolute;
    width: 98px;
	height: 40px;
	background-color: #3d97f2;
	border-radius: 4px;
    top: 232px;
    left: 235px;
    z-index: 11;
    color: #fff;
}
.watch_replay{
    position: absolute;
    width: 98px;
	height: 40px;
	background-color: #3d97f2;
	border-radius: 4px;
    top: 232px;
    left: 235px;
    z-index: 11;
    color: #fff;
    display: none; 
}
.live_right li{
    width: 607px;
	height: 52px;
    padding-left: 34px;
    line-height: 52px;
    position: relative;
}
.live_right a{
    display: inline-block;
	height: 52px;
    border-left: 2px solid #dcdee2;
    padding-left: 27px;
    font-family: MicrosoftYaHei;
    width: 562px;
	font-size: 16px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 52px;
	letter-spacing: 1px;
    color: #17233d;
    cursor: pointer;
}
.live_right i{
    width: 10px;
	height: 10px;
    background-color: #3d97f2;
    border-radius: 10px;
    position: absolute;
    left: 30px;
    top: 21px;
}
.live_right span{
    float: right;
    width: 320px;
    margin-left: 18px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.live_lston{
    background: #edeff0;
}
.live_lston a{
    color: #3d97f2;
}
.public_class_nav div{
    width: 169px;
	height: 48px;
    background-color: #edeff0;
    text-align: center;
    line-height: 48px;
    font-family: MicrosoftYaHei;
	font-size: 16px;
	font-weight: normal;
	font-stretch: normal;
	letter-spacing: 1px;
    color: #808695;
    float: left;
    margin-right: 6px;
    cursor: pointer;
}
.public_class_nav .public_class_navon{
    background: #ffffff;
    color: #3d97f2;
}
.public_class_cont{
    width: 1200px;
	background-color: #ffffff;
    border-radius: 2px;
    display: none;
    padding-bottom: 24px;
}
.public_show{
    display: block;
}
.topic_lst1{
    display: block;
}
.public_class_lst{
    width: 270px;
	height: 243px;
	background-color: #ffffff;
	border-radius: 4px;
    margin-top: 24px;
    margin-left: 24px;
    float: left;
    cursor: pointer;
}
.public_class_lst:hover{
	box-shadow: 0px 2px 12px 0px 
		rgba(61, 151, 242, 0.24);
}
.public_class_lst_top{
    width: 270px;
	height: 152px;
	background-color: #303d72;
	border-radius: 4px;
}
.public_class_lst_top img{
    width: 270px;
	height: 152px;  
}
.public_class_lst_bot{
    width: 270px;
	height: 91px;
	background-color: #ffffff;
	border-radius: 4px;
}
.class_lst_name{
    padding-left: 12px;
    padding-top: 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding-right: 10px;
    font-family: MicrosoftYaHei;
	font-size: 14px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 14px;
	letter-spacing: 0px;
    color: #515a6e;
    margin-bottom: 12px;
}
.class_details span{
    display: inline-block;
    font-family: MicrosoftYaHei;
	font-size: 12px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 12px;
	letter-spacing: 0px;
	color: #808695;
}
.fir_img{
    width: 90px;
}
.class_details{
    line-height: 12px;
}
.class_details i{
    display: inline-block;
    width: 16px;
}
.class_details span:first-child{
    margin-left: 12px;
}
.class_details span:first-child i{
    margin-right: 14px;
}
.class_details span:last-child{
    margin-left: 12px;
}
.class_details span:last-child i{
    margin-right: 11px;
}
.details_top{
    margin-bottom: 12px;
}
.replay_mark{
    cursor: pointer;
    position: fixed;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 50;
    top: 0;
    left: 0;
}
.home-video-box{
    display: none;
}
.home-video-players {
    z-index: 999;
    position: fixed;
    width: 800px;
    height: 400px;
    top: 50%;
    left: 50%;
    margin-top: -200px;
    margin-left: -400px;
}