.player-tabs { height:2.2rem; display: flex;} 
.player-tabs__item { flex:1;text-align:center; height:2.2rem; line-height:2.2rem; color:#333; position:relative; } 
.player-tabs__item span { font-size:.7rem; display: inline-block; position: relative; } 
.player-tabs__item .num{
    position: absolute;
    right: -0.3rem;
    top: -0.6rem;
    font-size: .6rem;
    color:#999;
}
.player-tabs__item .num0{
    display: none;
}
.player-tabs__item.curr { color:#23B8FF; } 
.player-tabs__item.curr span::after { content: ''; width: 100%; height: 1px; background: #23B8FF; border-radius: 4px; position: absolute; bottom: 0; left: 0; } 

.player-tabs-body{
  display: none;
}

.player-tabs-body__inner{
  padding: 0 15px;
}

/*选项卡*/

.player-tabs-body .ks-mobile-comment .ks-comment-textarea{
  background-color: #f9f9f9;
  border: 0px;
}


/*课程基本信息*/
.player-cinfo{
  background: #fff;
  padding:20px 70px 20px 15px;
  position: relative;
  line-height: 24px;
}
.player-cinfo__title{
  font-size: 18px;
  font-weight: bold;
 
}
.player-cinfo__desc{
  color:#999;
  height: 24px;
  overflow: hidden;
  margin-top: 5px;
}
.player-cinfo__link{
  position: absolute;
  right: 15px;
  top: 20px;
  font-weight: bold;
  background: url(../images/icon-right.png) no-repeat 100% 50%;
  background-size: 10px 10px;
  padding-right:18px;
}