@media (min-width: 768px) {

    .navbar-nav {
        flex-direction: column; /* Links untereinander */
    }

    .nav-link {
        color: white; /* Weiße Links */
        padding: 0.5rem 1rem; /* Polsterung */
        text-align: left; /* Links ausgerichtet */
    }


    .mainH1 {
        text-shadow:
                5px 5px 2px #fff,
                -5px 5px 2px #fff,
                -5px -5px 0 #fff,
                5px -5px 0 #fff;
    }
}