nav
{
    background: black;
}

    nav ul
    {
        /*background: gold;*/
        display: flex;
        gap: 1.2rem;
        list-style: none;
        margin: 0;
        padding: 1rem;
    }

    nav:not(.sections) li:last-child { color: white; margin-left: auto; }

        nav ul li a
        {
            color: white;
            text-decoration: none;
            transition-duration: 0.6s;
        }

        nav ul li a.on, nav ul li a:hover { color: gold; }

    nav.sections
    {
        background: teal;
        border-top: 1px solid #ccc;
        font-size: 0.9rem;
    }

        nav.sections ul li a.on, nav.sections ul li a:hover { color: gold; }