mikaela.github.io/_includes/footer.html

<footer class="site-footer">
<hr/>
  <div class="wrapper">
    <h2 class="footer-heading">{{ site.title }}</h2>

    <div class="footer-col-wrapper">
      <div class="footer-col footer-col-1">
        <ul class="contact-list">
          <li><em>{{ site.title }}</em></li>
          <li><a href="mailto:{{ site.email }}">{{ site.email }}</a></li>
        </ul>
      </div>

      <div class="footer-col footer-col-2">
        <ul class="social-media-list">
          {% if site.facebook_username %}
          <li>
            <a href="https://facebook.com/{{ site.facebook_username }}">
              <span class="username">FB:{{ site.facebook_username }}</span>
            </a>
          </li>
          {% endif %} {% if site.github_username %}
          <li>
            <a href="https://github.com/{{ site.github_username }}">
              <span class="icon icon--github">
                <svg viewBox="0 0 16 16">
                  <path
                    fill="#828282"
                    d="M7.999,0.431c-4.285,0-7.76,3.474-7.76,7.761 c0,3.428,2.223,6.337,5.307,7.363c0.388,0.071,0.53-0.168,0.53-0.374c0-0.184-0.007-0.672-0.01-1.32 c-2.159,0.469-2.614-1.04-2.614-1.04c-0.353-0.896-0.862-1.135-0.862-1.135c-0.705-0.481,0.053-0.472,0.053-0.472 c0.779,0.055,1.189,0.8,1.189,0.8c0.692,1.186,1.816,0.843,2.258,0.645c0.071-0.502,0.271-0.843,0.493-1.037 C4.86,11.425,3.049,10.76,3.049,7.786c0-0.847,0.302-1.54,0.799-2.082C3.768,5.507,3.501,4.718,3.924,3.65 c0,0,0.652-0.209,2.134,0.796C6.677,4.273,7.34,4.187,8,4.184c0.659,0.003,1.323,0.089,1.943,0.261 c1.482-1.004,2.132-0.796,2.132-0.796c0.423,1.068,0.157,1.857,0.077,2.054c0.497,0.542,0.798,1.235,0.798,2.082 c0,2.981-1.814,3.637-3.543,3.829c0.279,0.24,0.527,0.713,0.527,1.437c0,1.037-0.01,1.874-0.01,2.129 c0,0.208,0.14,0.449,0.534,0.373c3.081-1.028,5.302-3.935,5.302-7.362C15.76,3.906,12.285,0.431,7.999,0.431z"
                  />
                </svg>
              </span>

              <span class="username">{{ site.github_username }}</span>
            </a>
          </li>
          {% endif %}
        </ul>
      </div>

      <div class="footer-col footer-col-3">
        <small>{{ site.description|markdownify }}</small>
      </div>
    </div>
  </div>
</footer>