/cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-MML-AM_CHTML">
      </script>
    {% endif %}

    {% if page.show_ads %}
      <script data-ad-client="ca-pub-1291724895555434" async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>
    {% endif %}
  </head>

  <body>
    <div class="wrapper-masthead">
      <div class="container">
        <header class="masthead clearfix">
          <a href="{{ site.baseurl }}/" class="site-avatar"><img src="{{ site.avatar 