html,body{
  width:100%;
  background:url(../images/indexImg/bottomShelfBg.png) repeat;
  font-size: calc(10/1920*100vw);
}
.crumbs{
  background:#f0f1f5;
}
.myCourse{
  width:140rem;
  height:auto;
  margin:10rem auto 0;
}
.myCourse .title{
  margin-bottom: 4.3rem;
  display: flex;
  flex-flow: row nowrap;
  align-items: center;
  justify-content: space-between;
}
.myCourse .videoShowContent{
  width:100%;
  height:auto;
  overflow:hidden;
  display: flex;
  margin: 0 auto 8rem;
  justify-content: flex-start;
  flex-flow: row wrap;
}
.common{
  height:4.6rem;
  line-height:4.6rem;
  font-size: 1.6rem;
  font-weight: 400;
}
.common a {
  cursor: pointer;
  color: #777c84;
}
.common span {
  cursor: pointer;
  color: #777c84;
}
.common .dot {
  margin: 0 0.5rem;
}
.academic-world{
  margin-top:10rem;
}
.ChineseClass .videoShowContent .item{
  height:100%;
}
.ChineseClass .videoShowContent .item .VideoItem{
  width: 100%;
  height:100%;
  background: #fff;
  border-radius: 1.6rem;
  position: relative;
  padding-bottom: 0.28125rem;
  margin-bottom: 2%;
  transition: all .3s;
}
.ChineseClass .videoShowContent .item .VideoItem:hover{
  box-shadow:0 0 1rem rgba(0,0,0,0.3);
}
.ChineseClass .videoShowContent .item .VideoItem .img{
  border-radius:1.6rem 1.6rem 0 0;
  width: 100%;
  height:22rem;
}
.ChineseClass .videoShowContent .item .VideoItem .img img{
  height:auto;
}
.videoClassRight a{
  width: 8.4rem;
  height: 4rem;
  line-height:4rem;
  text-align:center;
  color:#959DB3;
  display:inline-block;
  background: #FFFFFF;
  box-shadow: 0rem 1rem 3rem 0rem rgba(130,150,171,0);
  border-radius: 2rem;
  border: 0.1rem solid #F0F1F5;
  cursor:pointer;
}
@media (max-width:768px) {
  html,body{
    font-size: calc(10/750*100vw);
  }
  .crumbs{
    display:none;
  }
}