body {
    background-color: #1a1a1a;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
    font-family: sans-serif;
}

canvas {
    background-color: #2c3e50;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border: 4px solid #34495e;
    image-rendering: pixelated;
}