#parent{

    padding: 0;
    width: 600px;
    height: 440px;
}

#uls{
    position: relative;
    margin:0 0 0 19px;
    padding: 0;
    width: 600px;
    height: 440px;
    overflow: hidden;
}

#img_ul{
    position: absolute;
    margin: 0;
    padding: 0;
    left: 0;
    top: 0;
    width: 3000px;           /*多留出一张图片的宽度！*/
    list-style: none;
}
#img_ul li{
    float: left;
    margin: 0;
    padding: 0;
    width: 600px;
    height: 440px;
}
#img_ul li img{
    width: 600px;
    height: 440px;
}

#litCir_ul{
    position: absolute;
    margin: 0;
    padding: 0;
    right: 10px;
    bottom: 10px;
    list-style: none;
}
#litCir_ul li{
    margin: 0;
    padding: 0;
    float: left;
    width: 20px;
    height: 20px;
    text-align: center;
    line-height: 20px;
    border-radius: 50%; 
    margin-left:10px ;
    cursor: pointer;
}

li.active{
    background-color: white;
}
li.quiet{
    background-color: #1e90ff;
}