*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden;background-color:#1a1a2e}#layout-container{width:100%;height:100%;display:flex;justify-content:center;align-items:stretch}.ad-container{width:160px;min-width:160px;background-color:#0003}#game-container{flex:1;display:flex;justify-content:center;align-items:stretch}#game-canvas{display:block;width:100%;height:100%}@media(max-width:768px){.ad-container{display:none}}