body {
    background-color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
    font-family: 'Press Start 2P', cursive;
}

.game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

canvas {
    background-color: #000;
    border: 2px solid #fff;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

.back-button {
    margin-top: 20px;
    padding: 10px 20px;
    background-color: #ffff00;
    color: #000;
    text-decoration: none;
    border: 2px solid #fff;
    font-size: 16px;
    transition: background-color 0.3s, color 0.3s;
}

.back-button:hover {
    background-color: #000;
    color: #ffff00;
}