title: Offset not working in bootstrap3
body: <p>Hi offset is not working in bootstrap 4 for the following code..trying in both i.e and chorme ..please tell me if anything is wrong in my syntax</p>
  
  <pre><code>&lt;/head&gt;
  &lt;title&gt;My Angular App&lt;/title&gt;
      &lt;script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.5.6/angular.min.js"&gt;&lt;/script&gt;
      &lt;script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.2/css/bootstrap.min.css"&gt;&lt;/script&gt;
      &lt;script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"&gt;&lt;/script&gt;
      &lt;script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.2/js/bootstrap.min.js"&gt;&lt;/script&gt;
      &lt;link rel="stylesheet" type="text/css" href="saple.css"&gt;
  
  &lt;/head&gt;
       body&gt;
        &lt;div class="container-fluid" &gt;
         &lt;h1 id="hello"&gt;AURORA&lt;/h1&gt;
           &lt;div class="row"&gt;
             &lt;div class="col-xs-4 offset-xs-4 col-sm-4 offset-sm-4 col-md-4 offset-md-4 col-lg-4 offset-lg-4 col-xl-4 offset-xl-4" id="sub"&gt;Menu&lt;/div&gt;
             &lt;div class="col-xs-4 col-sm-4 col-md-4 col-lg-4"&gt;sub menu&lt;/div&gt;
           &lt;/div&gt;
        &lt;/div&gt;
        &lt;/body&gt;
  </code></pre>