title: Boostrap 4 Navbar does not work
body: <p>I'm new to Bootstrap. I installed Bootstrap 4 and took the Navbar code directly from Bootstrap 4 Navbar example code, but the code does not show the navigation - it only shows the menu icon. Could someone tell me what I'm doing wrong here please?</p>
  
  <pre><code>&lt;!DOCTYPE html&gt;
  &lt;html lang="en"&gt;
  &lt;head&gt;
      &lt;meta charset="UTF-8"&gt;
      &lt;title&gt;Example&lt;/title&gt;
      &lt;link rel="stylesheet" type="text/css" href="css/bootstrap.css"&gt;
      &lt;link rel="stylesheet" type="text/css" href="css/bootstrap-grid.css"&gt;
      &lt;link rel="stylesheet" type="text/css" href="js/bootstrap.js"&gt;
  &lt;/head&gt;
  &lt;body&gt;
  &lt;div class="container"&gt;
              &lt;nav class="navbar navbar-toggleable-md navbar-light bg-faded"&gt;
                  &lt;button class="navbar-toggler navbar-toggler-right" type="button" data-toggle="collapse" data-target="#navbarNavAltMarkup" aria-controls="navbarNavAltMarkup" aria-expanded="false" aria-label="Toggle navigation"&gt;
                      &lt;span class="navbar-toggler-icon"&gt;&lt;/span&gt;
                  &lt;/button&gt;
                  &lt;a class="navbar-brand" href="#"&gt;Navbar&lt;/a&gt;
                  &lt;div class="collapse navbar-collapse" id="navbarNavAltMarkup"&gt;
                      &lt;div class="navbar-nav"&gt;
                          &lt;a class="nav-item nav-link active" href="#"&gt;Home &lt;span class="sr-only"&gt;(current)&lt;/span&gt;&lt;/a&gt;
                          &lt;a class="nav-item nav-link" href="#"&gt;Features&lt;/a&gt;
                          &lt;a class="nav-item nav-link" href="#"&gt;Pricing&lt;/a&gt;
                          &lt;a class="nav-item nav-link disabled" href="#"&gt;Disabled&lt;/a&gt;
                      &lt;/div&gt;
                  &lt;/div&gt;
              &lt;/nav&gt;
   &lt;/div&gt;
  &lt;/body&gt;
  &lt;/html&gt;
  </code></pre>