.course .side_box{background:#fff;margin-bottom:15px;overflow:hidden;width:100%}.course .side_box .ul{padding:5px 0}.course .side_box .ul a{color:#69737b;display:block;font-size:14px;height:29px;line-height:29px;padding:0 5px}.course .side_box .ul a:hover{color:#333;transform:translate3D(0,-1px,0);transition:all .3s ease}.course .cpan{margin-left:-1%;width:102%}.course .cpan a{background:#fff;float:left;margin:0 .75% 15px;padding:1.5%;width:45.5%}.course .cpan a img{float:left;height:32px;margin-right:5px;margin-top:6.5px}.course .cpan a .info{height:45px}.course .cpan a .info .title{color:#333;font-size:15px;font-weight:700;line-height:20px}.course .cpan a .info .des{color:#666;font-size:12px;height:25px;line-height:25px;overflow:hidden}.course .cpan a *{transition:all .1s ease}@media screen and (max-width:750px){.course .side{display:none!important;height:0!important}.course .cpan a{width:96%}}