---
permalink: "404.html"
title: "Critical error"
layout: page
---

<div class="jumbotron text-center">
  <h1>404: Not Found</h1>
  <p>Sorry, this page does not exist.</p>
  <p>
    <a class="btn btn-lg btn-primary" role="button" href="/">Home page</a>
    <a class="btn btn-lg btn-default" role="button" href="mailto:{{ site.author.email | strip_newlines | strip_html | strip | normalize_whitespace | uri_escape }}">Contact</a>
  </p>
</div>