.video-container{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#000}.video-frame{width:min(100vw,100vh * 16 / 9);height:min(100vh,100vw * 9 / 16);border:0}*,*:before,*:after{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;overflow:hidden}body{background-color:#000}