#mainNav {
    background-color: white !important;
}

#mainNav h1, .nav-link{
    color: black !important;
    background-color: white !important;
}

#mainNav .nav-link:hover {
    color: white !important;
    background-color: #0964b9!important;
}

.nav-link.active{
    background-color: #0964b9!important;
    color: white !important;
}