.class-content .video-info .details{
    padding-bottom: 40px;
    margin-top: 45px;
}
.class-content .video-info .details .tit{
    margin-top: 30px;
    font-size: 20px;
}
.class-content .video-info .details .tit:before{
    content: "";
    float: left;
    width: 6px;
    height: 21px;
    margin-right: 10px;
    margin-top: 1px;
    background-color: #FF6161;
}
.class-content .video-info .details p{
    margin-top: 20px;
    font-size: 16px;
    line-height: 30px;
}

.class-content .comment-tit{
    padding-top: 30px;
    border-top: 1px solid #e8e8e8;
}
.class-content .comment-tit .tit{
    float: left;
    margin-bottom: 25px;
    font-size: 20px;
}
.class-content .comment-tit .tit:before{
    content: "";
    float: left;
    width: 6px;
    height: 21px;
    margin-right: 10px;
    margin-top: 1px;
    background-color: #FF6161;
}
.class-content .comment-tit .comment-tab{

}
.class-content .comment-tit .comment-tab .box{
    float: left;
    padding: 0 8px;
    margin-right: 10px;
    height: 23px;
    margin-top: 1px;
    margin-left: 25px;
    font-size: 14px;
    line-height: 22px;
    text-align: center;
    color: #848484;
    cursor: pointer;
    border-radius: 24px;
}
.class-content .comment-tit .comment-tab .active{
    color: #fff;
    background-color: #ff7c42;
}
.class-content .comment-tit .button{
    display: block;
    float: right;
    width: 85px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    color: #fff;
    font-size: 18px;
    border-radius: 5px;
    background-color: #00a7f5;
}
.class-content .comment .comment-details .comment-box {
    padding: 35px 0 40px;
}