/* === Overlay Effect === */

#overlay {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
    background: #000;
    opacity: 0.4;
    filter: alpha(opacity=40);
}
#loading {
    width: 100px;
    height: 100px;
    position: absolute;
    top: 50%;
    left: 50%;
    margin: -50px 0 0 -50px;
}