body{margin:0}#root{text-align:center}html,body{overflow:hidden;height:100%;background-color:#171923}.app-container{position:absolute;top:0;left:0;width:100%;height:100%;background-color:#f0f0f0;display:flex;flex-direction:column}.container{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;height:100vh;gap:20px;padding:20px;background:#fff;border-radius:8px;box-shadow:0 2px 4px #0000001a}button{background:#007bff;color:#fff;border:none;padding:10px 16px;border-radius:5px;cursor:pointer;transition:.3s}.controls{display:flex;gap:10px}video,audio{margin:10px 0;border-radius:8px}