app/views/application/_footer.html.erb
<footer class="container-fluid footer text-light
d-flex flex-column justify-content-center align-items-center">
<div class="container container-footer
d-flex flex-column justify-content-center align-items-center">
<div class="footer__logo text-center">
<%= inline_svg "svgs/prevy.svg",
class: "prevy-logo prevy-logo--footer" %>
</div>
<div class="text-center mt-4 mb-2 pt-1 pb-1">
<p>
A demo project by <a href="http://www.lujanfernaud.com"
class="footer-link">Luján Fernaud</a>.
</p>
</div>
<a href="https://github.com/lujanfernaud/prevy" class="mt-3 pt-1">
<%= inline_svg "svgs/github.svg", size: "40px", class: "github-icon" %>
</a>
</div>
</footer>