:root{--ad-bottom-h:50px;--bg:#10131a;--ad-side-w:300px;--ad-side-h:600px}*{box-sizing:border-box}html,body{background:var(--bg);overscroll-behavior:none;height:100%;margin:0;padding:0;overflow:hidden}body{flex-direction:column;height:100svh;display:flex}#stage{flex:auto;justify-content:center;align-items:center;min-height:0;display:flex}#game{flex:auto;align-self:stretch;min-width:0;min-height:0;position:relative}#game>div{top:0;left:0}#game canvas{display:block}.ad-side{flex:0 0 var(--ad-side-w);width:var(--ad-side-w);height:var(--ad-side-h);background:#ffffff08;max-height:100%}@media (width<=1059px){:root{--ad-side-w:160px}}@media (width<=759px){.ad-side{display:none}}#ad-bottom{height:var(--ad-bottom-h);margin-bottom:env(safe-area-inset-bottom);background:#ffffff08;flex:none;justify-content:center;align-items:center;display:flex}