#Download {
    width: 698px;
    height: 92px;
    text-align: center;
    position: absolute;
    top: 909px;
    left: 50%;
    margin-left: -296px;
    z-index: 51;
    border-radius: 5px;
}

#Download .btn_down_s1 {
    float: left;
    width: 293px;
    height: 92px;
    text-indent: -999em;
}

#Download .btn_down_s2 {
    float: left;
    width: 291px;
    height: 92px;
    text-indent: -999em;
    margin-left: 8px;
}

#Download .btn_down_s3 {
    float: left;
    width: 91px;
    height: 92px;
    text-indent: -999em;
    margin-left: 10px;
}