/**/
.img_list li{text-align:center;}
.img_list{position: relative;}
.img_list .hd li{width: 10px;height: 10px;border-radius: 50%;background: #fff;display:inline-block;margin:0 5px;}
.img_list .hd .on{background:#007e78;}
.img_list .hd {width:100%;text-align:center;z-index:9;position: absolute;bottom: 60px;}