rocksdb/docs/_includes/nav.html

<div id="fixed_header" class="fixedHeaderContainer{% if include.alwayson %} visible{% endif %}">
  <div class="headerWrapper wrapper">
    <header>
      <a href="{{ '/' | absolute_url }}">
        <img src="{{ '/static/logo.svg' }}">
        <h2>{{ site.title }}</h2>
      </a>

      <div class="navigationWrapper navigationFull" id="flat_nav">
        <nav class="navigation">
          <ul>
            {% for item in site.data.nav %}
            <li class="navItem{% if page.collection == item.category or page.category == item.category %} navItemActive{% endif %}">
              {% if item.category == "external" %}
                <a href="{{ item.href }}">{{ item.title }}</a>
              {% else %}
                {% comment %}
                I removed `relative_url` from here for now until the problem we are having with
                GitHub pages is resolved. Yes, I know this is exactly the same as the if above.
                See: https://github.com/facebook/rocksdb/commit/800e51553ee029f29581f7f338cbc988c7f6da62
                {% endcomment %}
                <a href="{{ item.href }}">{{ item.title }}</a>
              {% endif %}
            </li>
            {% endfor %}
            {% if site.searchconfig %}
            {% include nav_search.html inputselector="search_input" %}
            {% endif %}
          </ul>
        </nav>
      </div>
      <div class="navigationWrapper navigationSlider" id="navigation_wrap">
        {% include nav/header_nav.html %}
      </div>
    </header>
  </div>
</div>