:root{--cs-gray-0:#f0f0f0;--cs-gray-25:#b8b8b8;--cs-gray-50:gray;--cs-gray-75:#494949;--cs-ink:#111}html,body{background:var(--cs-gray-0);overscroll-behavior:none;margin:0;overflow:hidden}#app{position:relative}.game-root{background:var(--cs-gray-0);-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;position:fixed;inset:0;overflow:hidden}.game-layer{touch-action:none;position:absolute;inset:0}.atom,.particle{will-change:transform;pointer-events:none;position:absolute;top:0;left:0}.atom svg{display:block}.particle{background:var(--cs-ink);border-radius:50%}.game-window{z-index:10;pointer-events:auto;touch-action:none;will-change:transform, opacity;position:fixed;top:0;left:0}.game-window svg{width:100%;height:100%;display:block}