*{
    margin: 0;
    padding: 0;
    list-style: none;
}
.banner{
    width: 1000px;
    margin: auto;
}
.banner-banner{
    margin:auto;
    width: 1000px;
    height: 290px;
    position: relative;
    overflow: hidden;
}
.banner-banner>.banner-img{
    width: 8000px;
    position: absolute;
    left: 0;
    top: 0;
}
.banner-banner>.banner-img>li{
    float: left;
    margin: 0;
}
.banner-num{
    position: absolute;
    width: 100%;
    bottom: 20px;
    left: 0;
    text-align: center;
    font-size: 0;
}
.banner-num>li{
    width: 8px;
    height: 8px;
    background-color: #fff;
    border-radius: 50%;
    display: inline-block;
    margin: 0 3px;
    cursor: pointer;
}
.banner-num>li.active{
    background-color: #eb6da5;
}
.banner-banner .banner-btn{
    width: 30px;
    height: 50px;
    background-color: rgba(0,0,0,.5);
    position: absolute;
    top: 50%;
    margin-top: -25px;
    line-height: 50px;
    text-align: center;
    font:40px "ËÎÌå";
    color:#fff;
    cursor: pointer;
    display: none;
}
.banner-banner:hover .banner-btn{
    display: block;
}
.banner-banner .banner-btnL{
    left: 0;
}
.banner-banner .banner-btnR{
    right: 0;
}