#facebox {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 15000;
    text-align: left;
}

#facebox .popup {
    position: relative;
}

#facebox .body {
    position: absolute;
    top: 10%;
    left: 50%;
    margin-left: -450px;
    width: 900px;
    padding: 0;
    display: none;
}

#facebox a.close { position: absolute; top: -5px; left: -7px; }