.scroll_horizontal {
    position: relative;
    width: 1000px;
    height: 140px;
    margin-top: 15px;
}

.scroll_horizontal .box {
    overflow: hidden;
    position: relative;
    width: 920px;
    height: 140px;
    margin: 0 auto;
}

.scroll_horizontal .list {
    overflow: hidden;
    width: 9999px;
}

.scroll_horizontal .list li {
    float: left;
    width: 240px;
}

.scroll_horizontal .list li img {
    width: 198px;
    height: 135px;
    border: 1px solid #ddd;
}

.scroll_horizontal .prev,
.scroll_horizontal .next {
    position: absolute;
    top: 50%;
    margin-top: -25px;
    width: 40px;
    height: 50px;
    background-image: url(../images/control.png);
    background-repeat: no-repeat;
    font: 0/0 Arial;
    cursor: pointer;
}

.scroll_horizontal .prev {
    left: 5px;
    background-position: 0 0;
}

.scroll_horizontal .next {
    right: 5px;
    background-position: -40px 0;
}

.scroll_horizontal .prev:hover {
    background-position: 0 -50px;
}

.scroll_horizontal .next:hover {
    background-position: -40px -50px;
}