Tryit Editor v2.9

Edit This Code:
<!DOCTYPE html>
<html>
<head>
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.2/jquery.min.js"></script>
  <script src="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h2>Example</h2>
  <p>Resize this page to see how the text below changes:</p>
  <h1 class="visible-xs">This text is shown only on an EXTRA SMALL screen.</h1>
  <h1 class="visible-sm">This text is shown only on a SMALL screen.</h1>
  <h1 class="visible-md">This text is shown only on a MEDIUM screen.</h1>
  <h1 class="visible-lg">This text is shown only on a LARGE screen.</h1>
</div>
    
</body>
</html>