To add social media icons to the footer

1) Navigate to /admin/presentation/headfoot

2) Click the Code View button (</>)

3) Insert code with the structure, replace the URL in bold and remove the lines you don't need:

<div class="footer-social">
  <a alt="facebook" class="social-facebook" href="http://facebook.com" target="_blank"><span>Facebook</span> </a>
  <a alt="twitter" class="social-twitter" href="http://twitter.com" target="_blank"><span>Twitter</span> </a>
  <a alt="youtube" class="social-youtube" href="http://youtube.com" target="_blank"><span>Youtube</span> </a>
  <a alt="linkedin" class="social-linkedin" href="http://linkedin.com" target="_blank"><span>Linkedin</span> </a>
  <a alt="instagram" class="social-instagram" href="http://instagram.com" target="_blank"><span>Instagram</span> </a>
  <a alt="google plus" class="social-googleplus" href="http://plus.google.com" target="_blank"><span>Google Plus</span> </a>
  <a alt="pinterest" class="social-pinterest" href="http://www.pinterest.com/" target="_blank"><span>Pinterest</span></a>
</div>