MediaWiki:Navbar.css

#mw-navigation {
	z-index: 999;
	border-bottom: 1px solid rgba(255, 255, 255, 0.5);
	background-color: rgba(255, 255, 255, 0.2) !important;
	backdrop-filter: blur(20px) saturate(160%) contrast(45%) brightness(140%) !important;
	-webkit-backdrop-filter: blur(20px) saturate(160%) contrast(45%) brightness(140%);
}

.nav-link {
	color: black !important;
}

.navbar-nav .dropdown-menu {
    background-color: rgba(255, 255, 255, 0.2) !important;
	backdrop-filter: blur(20px) saturate(160%) contrast(45%) brightness(140%) !important;
	-webkit-backdrop-filter: blur(20px) saturate(160%) contrast(45%) brightness(140%);
}

/* Custom navbar breakpoint */
@media (min-width: 1350px){
    .navbar-expand-custom {
        flex-direction: row;
        flex-wrap: nowrap;
        justify-content: flex-start;
    }
    .navbar-expand-custom .navbar-nav {
        flex-direction: row;
    }
    .navbar-expand-custom .dropdown-menu {
        position: absolute;
    }
    .navbar-expand-custom .nav-link {
        padding-right: .5rem;
        padding-left: .5rem;
    }
    .navbar-expand-custom > .container {
        flex-wrap: nowrap;
    }
    .navbar-expand-custom .navbar-collapse {
        display: flex!important;
        flex-basis: auto;
    }
    .navbar-expand-custom .navbar-toggler {
        display: none;
    }
}