.game-wrapper{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;background:#0a0a1a;padding:20px;font-family:Courier New,monospace}.game-header h1{color:#22d3ee;font-size:1.8rem;letter-spacing:.3em;text-shadow:0 0 20px rgba(34,211,238,.5);margin-bottom:16px}.canvas-container{border:2px solid #333;border-radius:8px;overflow:hidden;box-shadow:0 0 40px #22d3ee26,0 0 80px #22d3ee0d}.game-canvas{display:block;max-width:100%;height:auto;image-rendering:pixelated}.controls-info{margin-top:20px;color:#666;font-size:.85rem;letter-spacing:.1em}.key{display:inline-block;padding:3px 10px;border:1px solid #444;border-radius:4px;background:#1a1a2e;color:#22d3ee;font-weight:700;margin:0 2px}*{margin:0;padding:0;box-sizing:border-box}body{background:#0a0a1a;color:#fff;overflow:hidden}