.courseBg{
    background-color: #f8f8f8;
}
.courseWrap .ul li{
    width: 282px;
    height: 298px;
    border-radius: 8px;
    background: #fff;
    border: 1px solid #f8f8f8;
    float: left;
    display: block;
    margin: 24px 24px 0 0;
}
.courseWrap .ul li:nth-child(4n){
    margin-right: 0;
}
.courseWrap .ul{
    width: 1200px;
    margin-top: 15px;
    margin-bottom: 24px;
}
.courseBom{
    width: 250px;
    margin:0 auto;
}
.courseBom h3{
  display: inline-block;
  height: 48px;
    color: #2E0F0E;
    margin-top:16px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}
.courseBom h3:hover{
    color: #DC0021;
}
.courseBom .label span{
    padding:3px 5px;
    background-color:#F1F0F0;
    margin-right: 4px;
    border-radius: 4px;
}
.courseBom .price{
    font-size: 18px;
    color: #DC0021;
    font-weight: bold;
}
.courseBom i {
    font-size: 14px;
    color: #DC0021;
    font-style: normal;
}
/*课程详情*/
.courseDetails{
    width: 1200px;
    padding-bottom: 80px;
}
.courseCrumb p a{
    background: url('../images/moreIcon.png') no-repeat no-repeat left center;
    padding-left:30px;
    margin:24px 0;
    display: inline-block;
    font-size: 14px;
    color:#999;
}
.courseCrumb p a:first-child{
    background: none;
    padding-left: 0;
}
.courseCrumb p a span {
    color: #DC0021;
}
.courseBuyHead{
    width: 1200px;
    height: 368px;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 3px 6px rgba(46, 15, 14, 0.04);
}
.courseLeftImg{
    width:526px;
}
.courseLeftImg img{
    margin:36px 0 0 36px;
}
.courseRignt{
    min-height: 320px;
    width:600px;
}
.courseRignt h3{
    font-size: 28px;
    margin:70px 0 0 35px;
    font-weight: bold;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.courseRignt .price{
   font-size: 24px;
   bottom: 0;
   left: 35px;
}
.courseRignt .price i{
    font-size: 14px;
    font-style: normal;
    text-decoration:line-through;
}
.courseRignt .price span{
    color: #DC0021;
}
.courseRignt .price a {
    width: 180px;
    height: 48px;
    line-height: 48px;
    border-radius: 4px;
    background: #dc0021!important;
    display: block;
    color: #fff;
    font-size: 16px!important;
}
.courseLeftImg{
    width: 563px;
}
.courseTable{
    width: 1200px;
    min-height:200px;
    background: #fff;
    margin-top: 35px;
    box-shadow: 0 3px 6px rgba(46, 15, 14, 0.04);
}

.couseTableMenu ul{
    border-bottom: 1px solid #EDEDED;
}

.couseTableMenu ul li{
    float: left;
    margin:24px 36px 0 36px;
    padding-bottom:24px;
    display: block;
}
.catalogList ul li:hover,.catalogList ul li.active{
    background: #f8f8f8;
}
.catalogList ul li:hover a{
    color: #DC0021;
}
.catalogList ul li p:first-child{
    padding:24px 0 0 35px;
}
.couseTableMenu ul li a{
    color:#2E0F0E;
    font-size: 16px;
}
.couseTableMenu ul li.active a,.couseTableMenu ul li:hover a{
    color: #DC0021;
    font-weight: bold;
}
.couseTableMenu ul li.active,.couseTableMenu ul li:hover{
   border-bottom: 3px solid #DC0021;
}
.courseIntMain,.teaMain{ padding:36px; }
.courseIntMain h3,.courseTea h3{
    color: #31120F;
    font-weight: bold;
    margin-bottom: 20px;
    background: url('../images/iduIcon.png') no-repeat no-repeat left center;
    padding-left:15px;
}
.courseIntMain p{
    color: #7b7b7b;
}
.courseCatalog{
    margin:0 36px;
}
.catalogTable{
    margin-top:36px;
}
.catalogTable a{
    display:block;
    width: 96px;
    height: 48px;
    line-height: 48px;
    text-align: center;
    float: left;
    border-radius: 4px;
    background: #f8f8f8;
    color:#868686;
    margin-right: 24px;
    border: 2px solid #fff;
    font-size: 16px;
    font-weight: bold;
}
.catalogTable a.active,.catalogTable a:hover{
    background: #fff5f6;
    border: 2px solid #dc0021;
    color: #dc0021;
    font-size: 16px;
    font-weight: bold;
}
.catalogList h3{
    color: #3B3B3B;
    font-size: 18px;
    margin: 36px 0;
    font-weight: bold;
}
.catalogList ul li{
    height: 101px;
    margin-bottom: 24px;
    color:#4A3433;
    position:relative;
}
.catalogList ul li a.status{
    color: #999;
    width: inherit;
    bottom: 35px;
    position: absolute;
    right: 35px;
}
.catalogList p span{
    color: #999;
    margin-right: 13px;
    float: left;
}
.catalogList p span img{
    margin-top:-3px;
}
.catalogList ul li a {
    color: #3A262B;
    width: 80%;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    display:inline-block;
}
.catalogList .catalogDuration{
    margin:12px 0 0 37px;
}
.catalogList ul li .time{
   background:url('../images/yzmIcon.png') no-repeat no-repeat left center;
   padding-left: 15px;
}
.catalogList h3{
    display:inline-block;
    background: url('../images/courseCataIcon.png') no-repeat no-repeat left center;
    padding-left: 30px;
}
.catalogList .unlock-time{
  margin-left: 10px;
}
.teaMain ul li{
    display: inline-block;
    margin-bottom: 36px;
}
.teaMain .introduce{
    display: block;
    float: left;
    margin-left:24px;
    width: 980px;
}
.introduce p b{
    font-size: 18px;
    color: #261311;
}
.introduce .jieshao{
    margin-top:27px;
    color:#707070;
    display: -webkit-box;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    line-height: 24px;
}
.catalogList .goStudy,.catalogList .liveingBtn{
    text-align: center;
    border-radius: 18px;
    background: #dc0021;
    display: block;
    color: #fff!important;
    padding:8px 24px;
}
.catalogList .watchPlayback,.catalogList .endBtn,.catalogList .notStarted{
    text-align: center;
    border-radius: 18px;
    background:#BFBFBF;
    display: block;
    color: #fff !important;
    padding: 8px 24px;
}
.afterCouse h3{
    height: 68px;
    line-height: 68px;
    background:#09111A;
    font-weight: bold;
    color: #fff;
}
.afterCouse h3 a{
    float: right;
    font-weight: 400;
    color: #fff;
}
.courseVideo{
    width:100%;
    height: 600px;
    background-color: #1F1F1F;
}
.try-see p span.trySpan{
    float: right;
    margin-right: 40px;
    cursor: pointer;
}