body {
    font-family: sans-serif;
    text-align: center;
    margin: 20px;
}

canvas {
    border: 1px solid black;
    background: #04133b;
}

.controls {
    margin-top: 10px;
}

.controls label {
    display: inline-block;
    margin: 5px 10px;
    font-size: 14px;
}

.site-footer {
    margin-top: 40px;
}

.github-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    font-size: 14px;
    font-weight: 500;
    color: #24292f;
    text-decoration: none;
    border: 1px solid #d0d7de;
    border-radius: 6px;
    background: #f6f8fa;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.github-link:hover {
    background: #eaeef2;
    border-color: #afb8c1;
}

.github-icon {
    width: 16px;
    height: 16px;
    fill: currentColor;
}