.sz-list12{padding:20px 0;overflow:hidden;}
.sz-list12 li{float:left;width:20%;}
.sz-list12 li a{display:block;margin:0 10px;}
.sz-list12 li .img-bg{position:relative;padding-top:120%;border:#0d8100 1px solid;background:#f4f4f4;}
.sz-list12 li .img-bg>div{position:absolute;width:100%;height:100%;top:0;right:0;bottom:0;right:0;}
.sz-list12 li p{text-align:center;padding:20px 0;color:#333;margin-top:0;}