.contentRotater {
    overflow: hidden;
    position: relative;
    width: 100%;
    height: 400px;
    text-align: center
}

    .contentRotater .contentRotaterItem {
        display: inline-block;
        position: absolute;
        width: 100%;
        height: 100%;
        transition: left .75s;
        z-index: 10;
    }
        .contentRotater .contentRotaterItem img {
            height: 100%;
        }


    .contentRotater .contentRotaterSelecters {
        position: absolute;
        bottom: 1%;
        z-index:20;
        width:100%;
        text-align:center;
    }

        .contentRotater .contentRotaterSelecters .contentRotaterSelecter {
            display: inline;
            font-size: 2em;
            cursor: pointer;
        }