/*course_info*/
.erji{width: 70%;margin: 0 auto;text-align: center;height: 100px;    line-height: 100px;}
.erji li{display: inline-block;padding: 0px 15px}
.liucheng{ padding: 50px 0;background-color: #E92636;}
.liucheng_div{ width: 60%;margin: 0 auto;text-align: center;}
.liucheng li{ float: left;width: 16%;}
.cihui{width: 50%;margin: 0 auto;margin-bottom: 50px;}
.cihui li{clear: both;    margin-bottom: 10px;}
.cihui li a{background: red;float: right;color: #fff;    border-radius: 10px;padding: 5px 20px;}
.zhuanti{width: 50%;margin: 0 auto;margin-bottom: 30px;}
.zhuanti li{float: left;width:31%;padding:1%;text-align: center;position: relative;}
.zhuanti li img{width: 80%}
  @media (max-width: 768px) {

    .liucheng_div{width: 100%;}
    .liucheng{    padding: 20px 0;}
    .cihui{width: 97%;}
    .cihui{     margin-bottom: 0px; }
    .zhuanti{width: 100%}
    .cihui li a{border-radius: 4px;padding: 5px 10px;}
  
   }