public/500.html
<!DOCTYPE html>
<html>
<head>
<title>500 - Agileista</title>
<link href="/assets/application.css" media="screen" rel="Stylesheet" type="text/css" />
<script type="text/javascript" src="//use.typekit.net/voz6jxm.js"></script>
<script type="text/javascript">try{Typekit.load();}catch(e){}</script>
</head>
<body>
<nav class="top-bar hide-on-print">
<ul>
<!-- Title Area -->
<li class="name">
<h1>
<a href="/">Agileista</a>
</h1>
</li>
<li class="toggle-topbar"><a href="#"></a></li>
</ul>
<ul class="right">
<li class="divider"></li>
<li>
<a href="/">Home →</a>
</li>
</ul>
</nav>
<div class="row fullWidth">
<div class="large-24 small-24 medium-24 columns">
<h1>Sorry, something's gone wrong</h1>
<p>We've been alerted and will deal with the problem as soon as possible.</p>
</div>
</div>
</body>
</html>