Dark Navbar with Search

<nav class="navbar navbar-expand-lg navbar-dark bg-dark">
  <div class="container">
    <a class="navbar-brand fw-bold" href="#">Nightly</a>
    <button class="navbar-toggler" data-bs-toggle="collapse" data-bs-target="#nav3"><span class="navbar-toggler-icon"></span></button>
    <div class="collapse navbar-collapse" id="nav3">
      <ul class="navbar-nav me-auto">
        <li class="nav-item"><a class="nav-link" href="#">Home</a></li>
        <li class="nav-item"><a class="nav-link" href="#">Shop</a></li>
        <li class="nav-item"><a class="nav-link" href="#">Blog</a></li>
      </ul>
      <form class="d-flex" role="search">
        <input class="form-control me-2" type="search" placeholder="Search">
        <button class="btn btn-outline-light" type="submit"><i class="bi bi-search"></i></button>
      </form>
    </div>
  </div>
</nav>