Navbar

A Navbar is like a Nav, but more sophisticated with responsive styling. It can be toggled with the viewport width, becoming collapsed or expanded.

Navbars may contain bits of text with the help of .navbar-text:
<nav class="navbar navbar-light bg-light"> <div class="container-fluid"> <span class="navbar-text">……

Use positioning utilities such as .fixed-bottom, .sticky-top, etc. to set the position of the Navbar.

RESETRUNFULL
<!DOCTYPE html><html>
<head><link href='https://cdn.jsdelivr.net/npm/bootstrap@5.2.0-beta1/dist/css/bootstrap.min.css' rel='stylesheet' integrity='sha384-0evHe/X+R7YkIZDRvuzKMRqM+OrBnVFBL6DOitfPri4tjfHxaWutUpFmBp4vmVor' crossorigin='anonymous'>
      <script src='https://cdn.jsdelivr.net/npm/bootstrap@5.2.0-beta1/dist/js/bootstrap.bundle.min.js' integrity='sha384-pprn3073KE6tl6bjs2QrFaJGz5/SUsLqktiwsUTF55Jfv3qYSDhgCecCxMW52nD2' crossorigin='anonymous'></script>
      <style>div:not(.container):not(.tooltip):not(.tooltip *):not(.navbar *):not(.carousel-caption):not(.card *):not(.form-check):not(.input-group) { border:1px solid grey; text-align:center; }</style>
</head><body>

  <nav class="navbar navbar-expand-lg navbar-light bg-light">
    <div class="container-fluid">
        <a class="navbar-brand" href="#">Navbar</a>
        <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
          <span class="navbar-toggler-icon"></span>
        </button>
        <div class="collapse navbar-collapse" id="navbarSupportedContent">
          <ul class="navbar-nav mr-auto mb-2 mb-lg-0">
              <li class="nav-item"><a class="nav-link active" aria-current="page" href="#">Home</a></li>
              <li class="nav-item"><a class="nav-link" href="#">Link</a></li>
              <li class="nav-item dropdown"><a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-expanded="false">Dropdown</a>
                <ul class="dropdown-menu" aria-labelledby="navbarDropdown">
                    <li><a class="dropdown-item" href="#">Action</a></li>
                    <li><a class="dropdown-item" href="#">Another action</a></li>
                    <li><hr class="dropdown-divider"></li>
                    <li><a class="dropdown-item" href="#">Something else here</a></li>
                </ul>
              </li>
              <li class="nav-item"><a class="nav-link disabled" href="#" tabindex="-1" aria-disabled="true">Disabled</a></li>
          </ul>
          <form class="d-flex">
              <input class="form-control mr-2" type="search" placeholder="Search" aria-label="Search">
              <button class="btn btn-outline-success" type="submit">Search</button>
          </form>
        </div>
    </div>
  </nav>

</body><html>
Try resizing the width of the window.


<nav class="navbar navbar-dark bg-dark">



<nav class="navbar navbar-dark bg-primary">



<nav class="navbar navbar-light"style="background-color: #e3f2fd;">



You can trigger hidden content elsewhere.
RESETRUNFULL
<!DOCTYPE html><html>
<head><link href='https://cdn.jsdelivr.net/npm/bootstrap@5.2.0-beta1/dist/css/bootstrap.min.css' rel='stylesheet' integrity='sha384-0evHe/X+R7YkIZDRvuzKMRqM+OrBnVFBL6DOitfPri4tjfHxaWutUpFmBp4vmVor' crossorigin='anonymous'>
      <script src='https://cdn.jsdelivr.net/npm/bootstrap@5.2.0-beta1/dist/js/bootstrap.bundle.min.js' integrity='sha384-pprn3073KE6tl6bjs2QrFaJGz5/SUsLqktiwsUTF55Jfv3qYSDhgCecCxMW52nD2' crossorigin='anonymous'></script>
      <style>div:not(.container):not(.tooltip):not(.tooltip *):not(.navbar *):not(.carousel-caption):not(.card *):not(.form-check):not(.input-group) { border:1px solid grey; text-align:center; }</style>
</head><body>

   <div class="collapse" id="navbarToggleExternalContent">
      <div class="bg-dark p-4">
         <h5 class="text-white h4">Collapsed content</h5>
         <span class="text-muted">Toggleable via the navbar brand.</span>
      </div>
   </div>
   <nav class="navbar navbar-dark bg-dark">
      <div class="container-fluid">
         <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarToggleExternalContent" aria-controls="navbarToggleExternalContent" aria-expanded="false" aria-label="Toggle navigation">
            <span class="navbar-toggler-icon"></span>
         </button>
      </div>
   </nav>

</body><html>