body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
    background-color: #222;
    color: #eee;
    font-family: 'Courier New', Courier, monospace; /* Retro font */
}

h1 {
    margin-bottom: 20px;
}

canvas {
    border: 2px solid #eee;
    /* Ensure crisp pixels */
    image-rendering: -moz-crisp-edges;
    image-rendering: -webkit-crisp-edges;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
    background-color: #000; /* Black background like many old games */
}