JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head><title>
	Home Page
</title><link href="Styles/Site.css" rel="stylesheet" type="text/css" />
</head>
<body>
    <form method="post" action="Default.aspx" id="ctl01">
<div class="aspNetHidden">
<input type="hidden" name="__VIEWSTATE" id="__VIEWSTATE" value="/wEPDwUKMTY1NDU2MTA1MmRkFx0otep8uvUu0vMQyBP2N/hLxTVZLOPzAbw5OBsFUVo=" />
</div>


<script src="/WebResource.axd?d=mz4SYzERcaHRc4gOklvr_hfEqsKBDGzykztYmhpW1lQZBWxNAY_DLvB_7OU_2ZW_Px9zd8j6X5PkKpIqnfy5OxvCxCrQb9P7995-zYwN-nE1&amp;t=634773918900000000" type="text/javascript"></script>
    <div class="page">
        <div class="header">
            <div class="title">
                <h1>
                    My ASP.NET Application
                </h1>
            </div>
            <div class="loginDisplay">
                
                        <p>[ <a href="Account/Login.aspx" id="HeadLoginView_HeadLoginStatus">Log In</a> ]</p>
                        <p>[ <a href="Account/Register.aspx" id="HeadLoginView_HeadLoginRegister">Register</a> ]</p>
                    
            </div>
            <div class="clear hideSkiplink">
                <a href="#NavigationMenu_SkipLink"><img alt="Skip Navigation Links" src="/WebResource.axd?d=NSIAZURi1b_29xznIUpSelo3InVgKgSzutRmPIxMDltWBasoSmrCHA1b0KX-LsKJYtC_ew3HllbzP2_nQS525MxBNrFby4CA9VKw1FRSOGU1&amp;t=634773918900000000" width="0" height="0" style="border-width:0px;" /></a><div class="menu" id="NavigationMenu">
	<ul class="level1">
		<li><a class="level1" href="Default.aspx">Αρχική</a></li><li><a class="level1" href="Books.aspx">Βιβλία</a></li><li><a class="level1" href="Newspaper.aspx">Εφημερίδα</a></li><li><a class="level1" href="Events.aspx">Εκδηλώσεις</a></li><li><a class="level1" href="About.aspx">Επικοινωνία</a></li><li><a class="level1" href="Links.aspx">Σύνδεσμοι</a></li>
	</ul>
</div><a...

CSS

/* RESET CSS
----------------------------------------------------------*/

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,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
}

td,th,tr 
{
    margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
	display: block;
}
body {
	line-height: 1;
}
ol, ul {
	list-style: none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}

/* DEFAULTS
----------------------------------------------------------*/

body   
{
    background: #b6b7bc;
    font-size: .80em;
    font-family: "Helvetica Neue", "Lucida Grande", "Segoe UI", Arial, Helvetica, Verdana, sans-serif;
    margin: 0px;
    padding: 0px;
    color: #696969;
}

a:link, a:visited
{
    color: #034af3;
}

a:hover
{
    color: #1d60ff;
    text-decoration: none;
}

a:active
{
    color: #034af3;
}

p
{
    margin-bottom: 10px;
    line-height: 1.6em;
}


/* HEADINGS   
----------------------------------------------------------*/

h1, h2, h3, h4, h5, h6
{
    font-size: 1.5em;
    color: #666666;
    font-variant: small-caps;
    text-transform: none;
    font-weight: 200;
    margin-bottom: 0px;
}

h1
{
    font-size: 1.6em;
    padding-bottom: 0px;
    margin-bottom: 0px;
}

h2
{
   ...