:root{--stage-w: 2160px;--stage-h: 3840px;--font: "Montserrat", system-ui, sans-serif;--c-sky: #cfe1f4;--c-sea: #3f6ea5;--c-deep: #2f568a;--c-red: #e0171f;--p-yellow: #fcd901;--p-red: #e0171f;--p-green: #5bac83;--p-blue: #377acb;--p-brown: #9a7266}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{width:100%;height:100%;overflow:hidden;background:var(--c-sky);font-family:var(--font);user-select:none;-webkit-touch-callout:none;touch-action:manipulation}button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}#viewport{width:100%;height:100%;display:flex;align-items:center;justify-content:center}#stage{position:relative;width:var(--stage-w);height:var(--stage-h);flex:none;zoom:var(--scale, 1);overflow:clip}