HennWeb

letzten gewählten Menüpunkt aktiv anzeigen
aktiven Menüpunkt anders farbig anzeigen

https://www.codeply.com/go/I3EjDb74My

HTML

<div>
	<hr>
		<nav class="container-fluid navbar navbar-expand-sm bg-dark navbar-dark" style="padding-left: 75px; margin-top: -16px;">
			<ul class="navbar-nav">
				<li class="nav-item">
					<a class="nav-link active" style="padding-left: 0px;" href="#">Most Popular</a>
				</li>
				<li class="nav-item">
					<a class="nav-link" href="#">News</a>
				</li>
				<li class="nav-item">
					<a class="nav-link" href="#">Sports</a>
				</li>
				<li class="nav-item">
					<a class="nav-link" href="#">Science</a>
				</li>
				<li class="nav-item">
					<a class="nav-link" href="#">Politics</a>
				</li>
				<li class="nav-item">
					<a class="nav-link" href="#">Economics</a>
				</li>
				<li class="nav-item">
					<a class="nav-link" href="#">Random</a> 
				</li>
				<li class="nav-item">
					<a class="nav-link " style="padding-left: 480px; color: white; " href="#">Log in</a>
				</li>
			</ul>
		</nav>
	</div>

JS

$('.navbar-nav .nav-link').click(function(){
    $('.navbar-nav .nav-link').removeClass('active');
    $(this).addClass('active');
})

CSS

.navbar-dark .nav-item > .nav-link.active  {
    color:white;
    background-color: red;
}