.banner {
    position: relative;
    overflow: auto;
    width: 90%;
}

.banner ul {
    padding: 0;
}

.banner li {
    list-style: none;
    position: relative;
    width: 100%;
    padding: 0;
}

.banner ul li {
    float: left;
    padding: 0px;
    margin: 0px;
    min-height: 500px;
    -webkit-background-size: 100% auto;
    -moz-background-size: 100% auto;
    -o-background-size: 100% auto;
    -ms-background-size: 100% auto;
    background-size: 100% auto;
    background-repeat: no-repeat;
    /*background-position-y: -75px;*/
    /*box-shadow: inset 0 -3px 6px rgba(0, 0, 0, .1);*/
}

.banner .dots {
    position: absolute;
    text-align: center;
    bottom: 10px;
    width: 100%;
}

.banner .dots li {
    display: inline-block;
    width: 10px;
    height: 10px;
    line-height: 10px;
    margin: 0 4px;
    text-indent: -999em;
    border: 1px solid #000;
    border-radius: 6px;
    cursor: pointer;
    opacity: .4;
    -webkit-transition: background .5s, opacity .4s;
    -moz-transition: background .5s, opacity .4s;
    transition: background .5s, opacity .4s;
}

.banner .dots li.active {
    background: #ff0000;
    opacity: .8;
}