*,
::before,
::after{
    padding: 0;
    margin: 0;
    -webkit-box-sizing: border-box;/*兼容移动端主流浏览器*/
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;/*清除移动端点击高亮效果*/
}
body{
    font-family:Microsoft YaHei,sans-serif;/*移动端默认的字体*/
    font-size: 14px;
    color: #333;
}
ol,ul{
    list-style: none;
}
/*清除浮动*/
.clearfix::before,
.clearfix::after{
    content: "";
    display: block;
    height: 0;
    line-height: 0;
    visibility: hidden;
    clear: both;
}

.layout{
    width: 100%;
    max-width: 750px;
    min-width: 320px;
    margin: 0 auto;
    position: relative;
}
.banner{
    width: 100%;
    overflow: hidden;
    position: relative;
}
.banner ul:first-child{
    width: 1000%;
    -webkit-transform: translateX(-10%);
    transform: translateX(-10%);
}
.banner ul:first-child li{
    width: 10%;
    float: left;
}
.banner ul:first-child li a{
    display: block;
    width: 100%;
}
.banner ul:first-child li a img{
    width: 100%;
    display: block;
}
.banner ul:last-child{
    position: absolute;
    bottom: 6px;
    width: 100%;
    text-align: center;
}
.banner ul:last-child li{
    width: 6px;
    height: 6px;
    border: 1px solid #fff;
    border-radius: 50%;
    display: inline-block;
    margin-left: 10px;
}
.banner ul:last-child li:first-child{
    margin-left: 0;
}
.banner ul:last-child li.now{
    background: #fff;
}