body {
    background-color: #333;
    color: #fff;
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0;
    height: 100vh;
}

h1 {
    font-family: 'Courier New', Courier, monospace;
    font-size: 2.5em;
    color: yellow;
    text-shadow: 2px 2px #555;
}

canvas {
    background-color: black;
    border: 4px solid #fff;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
}