.sx-nav{
	font-size: 14px;
    color: #999999;
	line-height:19px;
	padding: 20px 0;
}
.sx-nav span{
	margin:0 5px;
}
.sx-nav .index{
	color: #999999;
}
.sx-nav .index-nav{
	color: #222;
}
.live-box{
	display: flex;
}
.player{
	width: 640px;
	height: 360px;
	background: #F7F7F7;
}
.player img{
    width: 100%;
    height: 100%;
}
.live-right{
	width: 579px;
	height: 360px;
	background: #F7F7F7;
	position: relative;
}
.liveroom{
    width: 96px;
    height: 32px;
    background: #CA0712;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 32px;
    text-align: center;
    position: absolute;
    top: 0px;
    right: 0px;
}
.liveroom a{
    color: #FFFFFF;
}
.live-text{
	padding: 7px 66px 19px;
}
.live-tlt{
	line-height: 36px;
	padding: 8px 0px;
	font-size: 24px;
	font-weight: bold;
	color: #000000;
	border-bottom: 1px solid rgb(0 0 0 / 15%);
	margin-bottom: 10px;
	width: 440px;
	/*overflow: hidden;*/
 /*   text-overflow: ellipsis;*/
 /*   white-space: nowrap;*/
}
.live-con{
	font-size: 14px;
	font-weight: 400;
	color: #999999;
	line-height: 34px;
	overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.live-con span{
	color: #333333;
}
.live-sum{
	font-size: 14px;
	font-weight: 400;
	color: #666666;
	line-height: 27px;
}
.title-box{
	padding: 50px 0 26px;
}
.title-box .title-span{
	height: 28px;
	font-size: 28px;
	font-family: Microsoft YaHei;
	font-weight: bold;
	color: #000;
	line-height: 28px;
	padding-right: 24px;
	float: left;
}
.title-box .title-more{
	float: right;
	width: 10px;
	height: 20px;
	background: url(/images/szkc/arrow.png) no-repeat right center;
	background-size: 10px 20px;
	margin-top: 8px;
}
.live-list{
	width: 100%;
	display: flex;
	margin-top: 26px;
	flex-wrap: wrap;
}

.live-item{
	width: 220px;
	margin-bottom: 20px;
	margin-right: 25px;
}
.live-item:nth-child(5n){
    margin-right: 0px;
}
.live-item .sx-pic-img{
	width: 220px;
	height: 124px;
	position: relative;
}
.live-item .sx-pic-img img{
	width: 100%;
	height: 100%;
}
.live-item .plays{
	width: 50px;
    height: 50px;
    background: url(/images/szkc/video.png)no-repeat;
    background-size: 100% 100%;
    position: absolute;
    top: 38px;
    left: 86px;
}
.live-item .sx-pic-tlt{
	font-size: 14px;
	font-weight: 400;
	color: #333333;
	margin: 12px 0px;
	overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}


/*示范课*/
.share-box .bdsharebuttonbox a{
	display: inline-block;
	width: 28px;
	height: 28px;
	margin-left: 16px;
}
.share-box span{
	vertical-align: bottom;
	line-height: 32px;
}
.bdsharebuttonbox{
	display: inline-block;
	margin-top: 25px;
}
.bdsharebuttonbox .bds_tsina {
    background: url(/images/szkc/wb.png) no-repeat center center;
    background-size: 28px 28px;
}
.bdsharebuttonbox .bds_weixin {
    background: url(/images/szkc/wx.png) no-repeat center center;
    background-size: 28px 28px;
    position: relative;
}
.bdsharebuttonbox .bds_sqq {
    background: url(/images/szkc/qqhy.png) no-repeat center center;
    background-size: 28px 28px;
}
.bdsharebuttonbox .bds_qzone {
    background: url(/images/szkc/qqkj.png) no-repeat center center;
    background-size: 28px 28px;
}
.share-ewm{
	width: 111px;
	height: 150px;
	position: absolute;
	top: 45px;
	left: -40px;
	display: none;
}
.share-ewm img{
	width: 100%;
	height: 100%;
}
.bdsharebuttonbox .bds_weixin:hover .share-ewm{
	display: block;
}

.content{
	margin-top: 40px;
	display: flex;
	justify-content: space-between;
}
.content-left{
	width: 240px;
	height: 540px;
	background: #F7F7F7;
}
.content-left ul li{
	width: 240px;
    height: 60px;
    border-style: none;
    border-color: unset;
    color: #101010;
    font-size: 20px;
    padding: 0px;
    text-align: center;
    line-height: 29px;
    font-weight: bold;
    font-style: normal;
    line-height: 60px;
    cursor: pointer;
}
.content-left ul li.active{
	background: rgb(189, 49, 36);
	color: rgb(255, 255, 255);
}
.content-right{
	width: 935px;
    background: #fff;
    /*display: none;*/
}
.content-right img{
    max-width: 100%;
}
.content-right1,.content-right2,.content-right3,.content-right4,.content-right5{
	display: none;
}
.teacher{
	padding-bottom: 24px;
	margin-bottom: 24px;
	display: flex;
    justify-content: space-between;
    border-bottom: 1px solid #ddd;
}
.teacher-img{
	width: 140px;
	height: 140px;
}
.teacher-img img{
	width: 100%;
	height: 100%;
}
.teacher-text{
	width: 760px;
	color: #8d9ea7;
}
.teacher-text .teacher-name{
	font-size: 18px;
	font-weight: bold;
	color: #000000;
	margin-bottom: 13px;
}
.teacher-text .teacher-job{
	font-size: 14px;
	font-weight: 400;
	color: #4D4D4D;
}
.teacher-text .teacher-job b{
	margin: 0 8px;
	font-weight: normal;
}
.teacher-summon{
	font-size: 14px;
	line-height: 24px;
	font-weight: 400;
	color: #666666;
	margin-top: 10px;
	overflow: hidden;
	text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}
.content-right1{
	/*padding: 40px;*/
}
.content-right1 .right1-tlt{
	font-size: 20px;
	font-weight: 600;
	color: rgb(189, 49, 36);
	height: 40px;
	border-bottom: 2px solid rgb(189, 49, 36);
}
.right1-sum{
	text-indent: 30px;
	font-size: 16px;
    font-weight: 400;
    color: #333333;
    line-height: 26px;
    margin-top: 20px;
    margin-bottom: 50px;
}
.right1-tag {
	margin-top: 30px;
}
.right1-tag span{
	padding: 5px 21px;
    border: 1px solid #ddd;
    font-size: 16px;
    margin-bottom: 20px;
    display: inline-block;
    border-radius: 15px;
    margin-right: 15px;
    cursor: pointer;
}
.content-right2{
	padding: 0px 50px;
	text-indent: 30px;
    font-size: 16px;
    font-weight: 400;
    color: rgb(51, 51, 51);
    line-height: 23px;
}
.content-right3,.content-right5{
    position: relative;
	/*height: 1000px;*/
}
.pdf-bg{
    position: absolute;
    top: 0;
    left: 0;
    background: #525659;
    width: 100%;
    height: 48px;
}
.content-right4{
	/*padding: 50px;*/
}
#showplayerbox1{
	width: 100%;
	height: 600px;
}

.posishow{
    position: relative;
    display: inline-block;
}
.posishow:hover .poside{
    display: block;
}
.poside{
    display: none;
    position: absolute;
    top: -35px;
    left: -134px;
    width: 396px;
}
.poside span{
    color: #000;
    margin-bottom: 5px;
}