">

  {% if site.ga_tracking != nil %}
    <script async src="https://www.googletagmanager.com/gtag/js?id={{ site.ga_tracking }}"></script>
    <script>
      window.dataLayer = window.dataLayer || [];
      function gtag(){dataLayer.push(arguments);}
      gtag('js', new Date());

      gtag('config', '{{ site.ga_tracking }}'{% unless site.ga_tracking_anonymize_ip == nil %}, { 'anonymize_ip': true }{% endunless %});
    </script>

  {% endif %}

  {% if site.search_enabled != false %}
    <script type="tex