*,*:before,*:after{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#0b1220;color:#e8eefc;font-family:Segoe UI,Hiragino Sans,Yu Gothic UI,sans-serif}#app{position:relative;width:100vw;height:100vh}#webcam{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;transform:scaleX(-1);opacity:.35;filter:saturate(.85) contrast(1.05)}#stage{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block}#hud{position:absolute;left:1.25rem;top:1.25rem;z-index:2;pointer-events:none;text-shadow:0 1px 8px rgba(0,0,0,.65)}#hud p{margin:0 0 .35rem;font-size:.95rem;letter-spacing:.02em}#fps{opacity:.75;font-variant-numeric:tabular-nums}.back-link{position:absolute;right:1.25rem;top:1.25rem;z-index:2;color:#c9d7f5;text-decoration:none;font-size:.9rem;opacity:.8}.back-link:hover{opacity:1}