JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css">
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js"></script>
 <nav class="navbar fixed-top navbar-light bg-light border-bottom border-secondary py-0 px-0">
   <div class="container-fluid" id="navbar-custom-markup">
     <a href="" class="navbar-brand p-2" id="navbar-hlink-markup"><img src="https://robotica.media/wp-content/uploads/2021/07/Robotica-White-300x100.png" id="navbar-logo-markup" alt="Robotica Logo" title="Robotica Logo" aria-label="Robotica Logo"></a>
     <ul class="navbar-nav d-flex flex-row justify-content-center text-center" id="navbar-media-markup">
       <li class="nav-item px-1"><a href="#" class="nav-link text-white px-1 py-1 navbar-bold-markup" alt="Link to Cassie Gazette Page" title="Link to Cassie Gazette Page" aria-label="Link to Cassie Gazette Page">Cassie Gazette</a></li>
       <li class="nav-item px-1"><a href="welcome-to-the-zoo.html" class="nav-link text-white px-1 py-1 navbar-bold-markup" alt="Link to Welcome to the Zoo Page" title="Link to Welcome to the Zoo Page" aria-label="Link to Welcome to the Zoo Page">Welcome to the Zoo</a></li>
       <li class="nav-item px-1"><a href="#" class="nav-link text-white px-1 py-1 navbar-bold-markup" alt="Link to Benefits and Features Page" title="Link to Benefits and Features Page" aria-label="Link to Benefits and Features Page">Benefits and Features</a></li>
     </ul>
     
     
     <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNavDarkDropdown" aria-controls="navbarNavDarkDropdown" aria-expanded="false" aria-label="Toggle navigation">
       <span class="navbar-toggler-icon alin"></span>
     </button>
     <div class="collapse navbar-collapse border-top" id="navbarNavDarkDropdown">
       <ul class="navbar-nav my-2">
         <li class="nav-item d-flex f-row">
           <a class="nav-link text-white...

CSS

.navbar {
  background: #333 !important;/* for testing only */
}