JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
    <title>The Semantic Grid System | Fixed-width Example</title>
    

    <!--[if lt IE 9]><script type="text/javascript" src="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script><![endif]-->
</head>
<body>

    <div class="center">
        
        <!-- Header -->
        <header id="top">
            <h1><a href="http://semantic.gs/">The Semantic Grid System</a></h1>
        </header>

        <!-- Main Body -->    
        <article id="maincolumn">
            <h2>Main</h2>
        </article>
        <section id="sidebar">
            <h2>Sidebar</h2>
        </section>
        
    </div>

</body>
</html>

CSS

/* line 41, ../scss/_grid.scss */
body {
  width: 100%;
  *zoom: 1;
}
/* line 27, ../scss/_grid.scss */
body:before, body:after {
  content: "";
  display: table;
}
/* line 31, ../scss/_grid.scss */
body:after {
  clear: both;
}

/* line 3, ../scss/test.scss */
html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video {
  border: 0 none;
  font: inherit;
  margin: 0;
  padding: 0;
  vertical-align: baseline;
}

/* line 10, ../scss/test.scss */
article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {
  display: block;
}

/* line 13, ../scss/test.scss */
body {
  line-height: 1;
}

/* line 16, ../scss/test.scss */
ol, ul {
  list-style: none outside none;
}

/* line 19, ../scss/test.scss */
blockquote, q {
  quotes: none;
}

/* line 22, ../scss/test.scss */
blockquote:before, blockquote:after, q:before, q:after {
  content: none;
}

/* line 25, ../scss/test.scss */
table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* line 31, ../scss/test.scss */
header#top {
  background-color: black;
}

/* line 34, ../scss/test.scss */
h1 {
  color: white;
  font-family: Georgia;
  font-size: 2em;
  padding: 1em;
}

/* line 40, ../scss/test.scss */
h1 a {
  color: white;
  text-decoration: none;
}

/* line 44, ../scss/test.scss */
h2 {
  background-color: #CCCCCC;
  color: #666666;
  font-family: Georgia;
  font-size: 1.5em;
  padding: 5.25em 0;
  text-align: center;
}

/* line 52, ../scss/test.scss */
ul#boxes li {
  background-color: #E5E5E5;
  color: #999999;
  font-family: Georgia;
  font-size: 1.33em;
 ...