@media (min-width: 992px) {
    #mainNav {
        box-shadow: none;
        background-color: transparent;
    }

    #mainNav .navbar-brand {
        color: rgba(255, 255, 255, 0.7);
    }

    #mainNav .navbar-brand:hover {
        color: #fff;
    }

    #mainNav .navbar-nav .nav-item .nav-link {
        color: rgba(255, 255, 255, 0.7);
        padding: 0 1rem;
    }

    #mainNav .navbar-nav .nav-item .nav-link:hover {
        color: #fff;
    }

    #mainNav .navbar-nav .nav-item:last-child .nav-link {
        padding-right: 0;
    }

    #mainNav.navbar-shrink {
        box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
        background-color: #fff;
    }

    #mainNav.navbar-shrink .navbar-brand {
        color: #212529;
    }

    #mainNav.navbar-shrink .navbar-brand:hover {
        color: #f4623a;
    }

    #mainNav.navbar-shrink .navbar-nav .nav-item .nav-link {
        color: #212529;
    }

    #mainNav.navbar-shrink .navbar-nav .nav-item .nav-link:hover {
        color: #f4623a;
    }
}