#visit {
    position: relative;
    width: 800px;
    height: 450px;
    padding: 24px;
    border: 1px solid #c6c6c6;
}
#slide_prev {
    position: absolute;
    left: 396px;
    top: 440px;
}
#slide_next {
    position: absolute;
    left: 425px;
    top: 440px;
}
.visit_artworks {
    width: 800px;
    height: 150px;
    position: absolute;
    left: 10px;
    top: 250px;
    z-index: 10;
}
.visit_artworks ul li {
    width: 120px;
    height: 120px;
    padding: 9px;
    float: left;
    margin-right: 10px;
    border: 1px solid #c6c6c6;
    background: #fff;
    text-align: center;
}