JSFiddle - React, Tailwind, and code Playground

HTML

<nav class="navbar-nav">
 <ul>
   <li>
     oiiiaiia
   </li>
   <li>
     oiiiaiia
   </li>
 </ul> 
</nav>

CSS

.navbar-nav  .active  {   
 background-color: green !important; 
 }

JavaScript

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