body{
    background-color: #fff;
}
.rightCont .contTitle{
    float: left;
    font-size: 16px;
    color: #fff;
    height: 40px;
    line-height: 40px;
    min-width: 170px;
    padding: 0 70px 0 20px;
    background-color: #2663B6;
    position: relative;
    overflow: hidden;
    clear: both;
}
.rightCont .contTitle + .contTitle{
    margin-top: 20px;
}
.rightCont .contTitle a{
    color: #fff;
}
.rightCont .contList + .contTitle{
    margin-top: 20px;
}
.rightCont .contTitle::before{
    content: "";
    width: 50px;
    height: 80px;
    background-color: #fff;
    position: absolute;
    top: -25px;
    right: -10px;
    transform: rotate(-35deg);
}
.rightCont .contTitle::after{
    content: "";
    width: 6px;
    height: 60px;
    border: 5px solid #2663B6;
    transform: rotate(-35deg);
    position: absolute;
    top: -15px;
    right: 17px;
}
.rightCont .contList{
    clear: both;
}
.rightCont .contList .contItem{
    display: flex;
    justify-content: space-between;
    gap: 0 30px;
    padding: 18px 0;
    border-top: 1px solid #E5E5E5;
}
.rightCont .contList .contItem .itemImg{
    width: 254px;
    height: 144px;
    border: 1px solid #DCDCDC;
    background-color: #EEEEEE;
    overflow: hidden;
    position: relative;
}
.rightCont .contList .contItem .itemImgFile{
    background-color: #FFF3DA;
}
.rightCont .contList .contItem .itemImgImages{
    background-color: #FFEDED;
}
.rightCont .contList .contItem .itemImgImage{
    background-color: #EFEEFF;
}
.rightCont .contList .contItem .itemImgVideo{
    background-color: #E0FBFF;
}
.rightCont .contList .contItem .itemImg img{
    width: 100%;
    min-height: 100%;
}
.rightCont .contList .contItem .itemImg video{
    width: 100%;
    height: 100%;
    background-color: #000;
}
.rightCont .contList .contItem .itemImg h3{
    font-size: 18px;
    padding: 16px 0 0 15px;
    font-weight: bold;
}
.rightCont .contList .contItem .itemImg span{
    display: block;
    padding: 5px 0 0 15px;
}
.rightCont .contList .contItem .itemImg .itemBg{
    content: "";
    width: 76px;
    height: 74px;
    overflow: hidden;
    background-image: url("/image/classManagement/classManage_ym.png");
    background-repeat: no-repeat;
    position: absolute;
    bottom: 17px;
    right: 12px;
    padding: 0;
}
.rightCont .contList .contItem .itemImg .imagesBg{
    background-position: -160px 0;
}
.rightCont .contList .contItem .itemImg .imageBg{
    background-position: -238px 0;
}
.rightCont .contList .contItem .itemImg .videoBg{
    background-position: -82px 0;
}
.rightCont .contList .contItem .itemImg .fileBg{
    background-position: -3px 0;
}
.rightCont .contList .contItem .itemData{
    flex: auto;
    color: #666;
}
.rightCont .contList .contItem .itemData h2{
    color: #000;
    font-size: 18px;
    line-height: 36px;
}
.rightCont .contList .contItem .itemData .itemRow:nth-child(2){
    display: grid;
    grid-template-columns: repeat(2,1fr);
    height: 36px;
    font-size: 16px;
    align-items: center;
}
.rightCont .contList .contItem .itemData .itemRow:nth-child(2) span:first-child{
    color: #2663B6;
}
.rightCont .contList .contItem .itemData .itemRow:nth-child(3){
    font-size: 12px;
    line-height: 36px;
}
.rightCont .contList .contItem .itemData .itemBottom{
    height: 36px;
    line-height: 36px;
    position: relative;
}
.rightCont .contList .contItem .itemData .itemBottom > div{
    display: inline-block;
    vertical-align: top;
    margin-right: 43px;
}
.rightCont .contList .contItem .itemData .itemBottom span{
    font-size: 12px;
}
.rightCont .contList .contItem .itemData .itemBottom .layui-icon{
    font-size: 14px;
    color: #2663B6;
    margin-right: 5px;
}
.rightCont .contList .contItem .itemData .itemBottom .intoDetail{
    position: absolute;
    right: 20px;
    bottom: 0;
    width: 114px;
    height: 42px;
    line-height: 42px;
    text-align: center;
    color: #fff;
    font-size: 17px;
    cursor: pointer;
    border-radius: 4px;
    background-color: #2663B6;
}
.rightCont .contList .courseCard .box-img{
    width: 100%;
}