<nav>
  <a href="/"><img src='{{ "/assets/images/LEAPS-WG3-logo.png" | relative_url }}' alt="LEAPS WG3 logo"></a>
  <ul>
    {% for item in site.data.navigation %}
      <li>
        <a href="{{ item.link | relative_url }}" {% if page.url == item.link %} class="focus" {% endif %}>
          {{ item.name }}
        </a>
      </li>
    {% endfor %}
  </ul>
  <button class="hamburger-icon">
    <span></span>
    <span></span>
    <span></span>
  </button>
</nav>