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

.container {
    text-align: center;
}

canvas {
    border: 4px solid #444;
    background-color: #000;
    box-shadow: 0 0 20px cyan;
}

.hint {
    color: #ff5555;
    font-weight: bold;
}