@media (prefers-color-scheme: dark) {
    body {
        background: #111;
        color: #f1f1f1;
    }

    a {
        color: #33B6FF;
    }

    header, #downloads, #seenon {
        background: #222;
        color: #f1f1f1;
    }

    .light {
        display: none;
    }

    .dark {
        display: block;
    }
}