/* Header and navigation styles */
header {
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-small);
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: space-around;
    padding: 0;
}

nav ul li {
    margin: 0;
}

nav ul li a {
    text-decoration: none;
    color: white;
    padding: var(--spacing-small);
}

nav ul li a:hover {
    background-color: var(--secondary-color);
}