JSFiddle - React, Tailwind, and code Playground

HTML

<!doctype html>
<!--[if lt IE 7]> <html class="no-js lt-ie9 lt-ie8 lt-ie7" lang="en"> <![endif]-->
<!--[if IE 7]>    <html class="no-js lt-ie9 lt-ie8" lang="en"> <![endif]-->
<!--[if IE 8]>    <html class="no-js lt-ie9" lang="en"> <![endif]-->
<!--[if gt IE 8]><!--> <html class="no-js" lang="en"> <!--<![endif]-->
<head>
  <meta charset="utf-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
  <title></title>
  <meta name="description" content="">

  <meta name="viewport" content="width=device-width">

</head>
<body>


    <div id="wrapper">
    <div id="padding">

        <div id="main">
            <header>
               <div class="row-fluid">
                    <div class="span3"><a href="#" id="toggle">Toggle Layout</a></div>
                    <div class="span7">2</div>
                    <div class="span2">4</div>
                </div>
            </header>

            <div id="content">
                <nav>
                    <ul>
                        <li>Test 1</li>
                        <li>Test 2</li>
                        <li>Test 3</li>
                        <li>Test 4</li>
                    </ul>
                </nav>


                <div class="row-fluid">
                    <div class="span3">1</div>
                    <div class="span3">2</div>
                    <div class="span3">3</div>
                    <div class="span3">4</div>
                </div>
            </div>

            <footer></footer>
      </div>

    </div>
    </div>




</body>
</html>

CSS

/* HTML5 Boilerplate  */

article, aside, details, figcaption, figure, footer, header, hgroup, nav, section { display: block; }
audio, canvas, video { display: inline-block; *display: inline; *zoom: 1; }
audio:not([controls]) { display: none; }
[hidden] { display: none; }

html { font-size: 100%; -webkit-text-size-adjust: 100%; -ms-text-size-adjust: 100%; }
html, button, input, select, textarea { font-family: sans-serif; color: #222; }
body { margin: 0; font-size: 1em; line-height: 1.4; }



a { color: #00e; }
a:visited { color: #551a8b; }
a:hover { color: #06e; }
a:focus { outline: thin dotted; }
a:hover, a:active { outline: 0; }
abbr[title] { border-bottom: 1px dotted; }
b, strong { font-weight: bold; }
blockquote { margin: 1em 40px; }
dfn { font-style: italic; }
hr { display: block; height: 1px; border: 0; border-top: 1px solid #ccc; margin: 1em 0; padding: 0; }
ins { background: #ff9; color: #000; text-decoration: none; }
mark { background: #ff0; color: #000; font-style: italic; font-weight: bold; }
pre, code, kbd, samp { font-family: monospace, serif; _font-family: 'courier new', monospace; font-size: 1em; }
pre { white-space: pre; white-space: pre-wrap; word-wrap: break-word; }

q { quotes: none; }
q:before, q:after { content: ""; content: none; }
small { font-size: 85%; }
sub, sup { font-size: 75%; line-height: 0; position: relative; vertical-align: baseline; }
sup { top: -0.5em; }
sub { bottom: -0.25em; }

ul, ol { margin: 1em 0; padding: 0 0 0 40px; }
dd { margin: 0 0 0 40px; }
nav ul, nav ol { list-style: none; list-style-image: none; margin: 0; padding: 0; }

img { border: 0; -ms-interpolation-mode: bicubic; vertical-align: middle; }
svg:not(:root) { overflow: hidden; }
figure { margin: 0; }

form { margin: 0; }
fieldset { border: 0; margin: 0; padding: 0; }

label { cursor: pointer; }
legend { border: 0; *margin-left: -7px; padding: 0; white-space: normal; }
button, input, select, textarea { font-size: 100%; margin: 0; vertical-align: baseline;...

JavaScript

fullNav = false;

      function navSwitch() {
          if (fullNav) {
              $("#main").removeClass('fullNav');
              fullNav = false;
          } else {
              $("#main").addClass('fullNav');
              fullNav = true;
          }
      }

      $(document).ready(function () {
          $("#padding").fadeIn("slow");

          $("a#toggle").click(function (e) {

              e.preventDefault();
              navSwitch();

          });



      });