*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#fff}#c{position:fixed;inset:0;width:100%;height:100%;touch-action:none}.hint{position:fixed;left:50%;bottom:max(22px,env(safe-area-inset-bottom));transform:translateX(-50%);font:8px Arial,sans-serif;letter-spacing:.22em;color:#b9a7a2;white-space:nowrap;pointer-events:none}