#ps{height:auto;overflow:hidden;padding:10px;box-sizing:border-box}
#ps li { width: 48%; margin-right: 4%;margin-bottom:10px;background:#fff;padding:5px;box-sizing:border-box;position:relative;min-height:100px;float:left;overflow:hidden; }
#ps li:nth-child(2n) { margin-right: 0; }
#ps li img { width: 100%; }
#ps em.s { position: absolute;display:block;top:0px;left:0px;width:50px;height:40px;overflow:hidden ;z-index:1}
#ps em:after{content:"相册";font-size:12px;background:#50ce03;color:#fff;padding:1px;position:absolute;width:60px;text-align:center;-webkit-transform:rotateZ(-45deg);left:-16px;top:6px;display:inline-block;height:16px;line-height:16px}
#ps li p { height: 22px; line-height: 22px; color: #fff; text-align: center; background: rgba(0,0,0,0.6); position: absolute; bottom: 0px; left: 0px; width: 100%;font-size:12px;margin-right:5px }

#photoss{height:auto;padding:10px;box-sizing:border-box}
#photoss ul { height: auto; overflow: hidden; }
#photoss li { width: 48%; margin-right: 4%;margin-bottom:10px;background:#fff;padding:5px;box-sizing:border-box;position:relative;min-height:100px;float:left;overflow:hidden; }
#photoss li:nth-child(2n) { margin-right: 0; }
#photoss li img { width: 100%; }