#a1 .arrow-right{float: right;}
ol ,li{list-style: none;}
#cus{position: absolute;bottom: 15px;left: 50%;margin-left: -26px;width: 90px;
background: rgba(255,255,255,0.7);height: 15px;text-align: center;line-height: 15px;
border-radius: 15px;}
#cus li{float: left;width: 10px;height: 10px;border: 1px solid gray;border-radius: 50%;
margin-right: 6px;margin-top: 2px;}
#cus li:first-child{margin-left: 15px;}
#cus li:hover{cursor: pointer;}
#cus li.sel{background: orange;border-color: orange;}
