*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden;font-family:sans-serif;background-color:#222;color:#eee}#game-container{width:100%;height:100%;position:relative}#webgl-canvas{display:block;width:100%;height:100%}#ui-overlay{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;display:flex;flex-direction:column;align-items:center;padding:20px}.score-container{position:absolute;top:20px;left:20px;padding:10px 15px;border-radius:5px;font-size:1.1em;line-height:1.5;pointer-events:auto}#new-game-button{position:absolute;top:20px;right:20px;padding:10px 20px;font-size:1em;cursor:pointer;pointer-events:auto;background-color:#4caf50;color:#fff;border:none;border-radius:5px}#new-game-button:hover{background-color:#45a049}.view-lock-container{position:absolute;top:65px;right:20px;display:flex;align-items:center;padding:5px 10px;border-radius:5px;pointer-events:auto;font-size:.9em}.view-lock-container label{margin-left:5px;cursor:pointer}.view-lock-container input[type=checkbox]{cursor:pointer}.message{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background-color:#000c;padding:30px;border-radius:10px;font-size:2em;text-align:center;pointer-events:auto}.message button{display:block;margin:20px auto 0;padding:10px 20px;font-size:.7em;cursor:pointer;background-color:#007bff;color:#fff;border:none;border-radius:5px}.message button:hover{background-color:#0056b3}.controls-info{position:absolute;bottom:10px;left:50%;transform:translate(-50%);font-size:.9em;color:#aaa;text-align:center}