body {
    margin: 0;
    background: black;
    color: white;
    text-align: center;
    font-family: Arial;
}

canvas {
    display: block;
    margin: auto;
    background: #111;
}

.controls {
    margin-top: 10px;
}

button {
    font-size: 20px;
    padding: 10px;
    margin: 5px;
}

.speedBox {
    margin-top: 10px;
}