paper.css
356 Bytes
li{list-style:none;}
.choose_class{border-bottom:1px solid #eee;padding:2% 0 5% 0;}
.choose_class li{width:20%;margin:0 2.5%;margin-top:2%;float:left;border:1px solid #3c7ae3;text-align:center;border-radius:3px;line-height:50px;font-size:16px;}
.choose_class li.active{color:#fff;background:#3c7ae3;}
.screen{border-bottom:1px dashed #eee;padding:3% 0;}