/* box */

#box {
    position: relative;
    width: 754px;
    height: 292px;
    margin: 70px auto 0;
    overflow: hidden;
}

#box ul {
    position: relative;
    width: 754px;
    height: 292px;
}

#box li {
    position: absolute;
    border: 2px solid #000;
    list-style: none;
    background: #000;
    width: 0;
    height: 0;
    top: 146px;
    left: 377px;
    z-index: 0;
    cursor: pointer;
    overflow: hidden;
    border-radius: 3px;
}

#box li img {
    width: 100%;
    height: 100%;
    vertical-align: top;
}

#box .prev,
#box .next {
    position: absolute;
    top: 50%;
    width: 39px;
    height: 80px;
    margin-top: -40px;
    overflow: hidden;
    text-indent: -999px;
    cursor: pointer;
    background: url(../images/btn.png) no-repeat;
}

#box .prev {
    left: -60px;
}

#box .next {
    right: -60px;
    background-position: -39px 0;
}

@media (max-width: 1000px) {
    #box {
        margin-left: -200px;
        overflow: hidden;
        width: 558px;
    }
}