div#overlay {
    display: none;
    z-index: 2;
    background: #000;
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0px;
    left: 0px;
    text-align: center;
}
div#specialBox {
    display: none;
    position: relative;
    z-index: 3;
    margin: 150px auto 0px auto;
    width: 834px;
    height: 547px;
    background: #FFF;
    color: #000;
}
div#specialBox iframe {
    width: 100%;
    height: 100%;
    border: none;
}

div#overlay-wrapper {
    position:absolute;
    top: 0px;
    left: 0px;
    padding-left:24px;
}