Iframe full width
.bannerBox .video { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; overflow: hidden; } .bannerBox iframe { position: absolute; top: 50%; left: 50%; width: 100vw; min-width: 177.77vh; height: 56.25vw; min-height: 100vh; transform: translate(-50%, -50%); }