.bd li img {
    width: 790px;
    height: 420px;}
.slideBox .hd ul li.on {
    background: #f2811d;}
.slideBox .hd ul{
    z-index: 10;
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 150px;
    height: 40px;
    line-height: 40px;}
.slideBox .hd ul li {
    float: left;
    display: block;
    width: 15px;
    height: 15px;
    margin: 12px 5px;
    background: #fff;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    cursor: pointer;}