#animation_container,
#_preload_div_,
#video_div {
    position: absolute;
    margin: auto;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
}

#dom_overlay_container {
    pointer-events: none;
    overflow: hidden;
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0px;
    top: 0px;
    display: block;
}