raspap-webgui-mirror/includes/navbar.php

  <nav class="sb-topnav navbar navbar-expand navbar-light bg-light">
  <!-- Navbar Brand-->
  <a class="sidebar-brand-text navbar-brand ps-5" href="wlan0_info">RaspAP</a>
  <!-- Sidebar Toggle-->
  <button class="btn btn-link btn-sm order-1 order-lg-0 me-auto p-3 bd-highlight" id="sidebarToggle" href="#!"><i class="fas fa-bars"></i></button>
  <!-- Navbar-->
  <ul class="navbar-nav ms-auto ms-md-0 me-2 me-lg-4">
    <!-- Display mode -->
    <div class="form-check form-switch p-4 mt-1">
      <input type="checkbox" class="form-check-input" id="night-mode" <?php echo getNightmode() ? 'checked' : null ; ?> >
      <label class="form-check-label" for="night-mode"><i class="far fa-moon mr-1 text-muted"></i></label>
    </div>
    <!-- Auth user -->
    <li class="nav-item mt-1">
      <a class="nav-link" href="auth_conf">
        <span class="mr-2 small nav-user"><?php echo htmlspecialchars($_SESSION['user_id'], ENT_QUOTES); ?></span>
        <i class="fas fa-user-circle text-muted mt-2 fa-3x"></i>
      </a>
    </li>
  </ul>
</nav>