body{margin:0;padding:0;color:rgba(255,255,255,.87);background-color:#000000;font-family:Georgia,serif}#app{height:100vh;overflow:hidden;position:relative}#app,.ui-overlay{width:100%;display:flex;justify-content:center;align-items:center}.ui-overlay{position:absolute;top:0;left:0;height:100%;pointer-events:none}.ui-overlay>*{pointer-events:auto}#game-container{width:100%;height:100%}#game-container canvas{display:block}