.clip-mask {
    /* Default to 16:9 aspect ratio */
    width: 533px;
    height: 300px;
    position: relative;
    z-index: 1;
}
.clip-info {
    width: 100%;
    height: 100%;
}
.clip {
    width: inherit;
    height: inherit;
    position: absolute;
    top: 0;
    z-index: -1;
}