body {
    font-family: Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 400px;
    margin: 40px auto;
    text-align: center;
}

.links {
    margin-top: 20px;
}

.link {
    display: block;
    margin-bottom: 10px;
    padding: 10px;
    border-radius: 10px;
    background-color: var(--link-background-color);
    color: var(--link-text-color);
    text-decoration: none;
    transition: background-color 0.3s, color 0.3s;
}

.link:hover {
    background-color: var(--link-hover-background-color);
}

:root {
    --background-color: #f9f9f9;
    --text-color: #333;
    --link-background-color: #fff;
    --link-text-color: #333;
    --link-hover-background-color: #f2f2f2;
}

@media (prefers-color-scheme: dark) {
    :root {
        --background-color: #333;
        --text-color: #f9f9f9;
        --link-background-color: #444;
        --link-text-color: #f9f9f9;
        --link-hover-background-color: #555;
    }
}