.Universal_Video1-viewer {
    width: 640px;
    height: 393px;
}

.qvv-viewer {
    width: 553px;
    height: 341px;
}

.UV-viewer {
    width: 340px;
    height: 480px;
}

.pdp-viewer {
    width: 340px;
    height: 225px;
}