body {
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #1a1a1a;
    color: #f0f0f0;
    font-family: 'Arial', sans-serif;
}

canvas {
    border: 2px solid #f0f0f0;
    background-color: #000;
}