*{box-sizing:border-box}html,body,#root{width:100%;height:100%;margin:0}html,body{background:#000;overflow:hidden}.video-stage{isolation:isolate;background:#000;position:fixed;inset:0}.background-video{object-fit:cover;object-position:center;width:100%;height:100%;position:absolute;inset:0}@media (prefers-reduced-motion:reduce){.background-video{animation:none}}