*{margin:0;box-sizing:border-box}canvas{position:fixed;background-color:#000;width:100dvw;height:100dvh;object-position:bottom;object-fit:contain;touch-action:none}.chatbar{position:fixed;bottom:0;left:0;right:0;display:flex}#chat{width:100%;height:2.5rem;padding:0 1rem;outline:none;border:none;background-color:#1f1f1f;color:#fff;font-size:1.25rem}.chatbar button{font-size:1.2rem;padding:0 1rem;color:#fff;background-color:#4d7dff;outline:none;border:none}