/****************************** 滚动 ******************************/
.scrollWindow {
    position: relative;
    margin: 10px auto;
    overflow: hidden;
    width: 100%;
    height: 300px;
}

.rollArray {
    position: absolute;
    width: 1000%;
    height: 100%;
}

.rollItem {
    float: left;
    /* 往左浮动 */
    padding: 10px;
    list-style: none;

}

.contentItem {
    width: 600px;
    height: 300px;
    position: relative;

}
.contentItem img{
    width: 600px;
    height: 300px;
}

.contentTitleArea{
    bottom: 10px;
    color: white;
    background-color: rgba(0, 0, 0,0.3);
    width: 600px;
    padding: 10px 0;
    text-align: center;
    position: absolute;
}

.contentTitle{
    font-size: 15px;
    font-weight: bolder;
}