:root{color-scheme:dark;font-family:Arial,sans-serif;background:#0d1c25}*{box-sizing:border-box}html,body,#game{width:100%;height:100%;margin:0;overflow:hidden;overscroll-behavior:none}#game{height:100dvh;position:fixed;inset:0}#game canvas{width:100%;height:100%;display:block;touch-action:none;outline:none}#game canvas:focus-visible{outline:2px solid #b8f780;outline-offset:-2px}.screen-reader{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}noscript{display:block;color:#dce9e7;padding:24px}