This is one of the things I was referring to as being in need of correction. Nothing major but I'm OCD so it bothers me. Click Here
It's because you have there no text so there is only
and second icon has text. Check demo. Did you insert demo content?
there is this code:
<li> <i class="fa fa-home"></i><span class="important">'.e107::pref('contactpage', 'contact_address').'<br> </li>
<li> <i class="fa fa-envelope"></i><span class="important">Send us a mail</span><br>'.e107::pref('contactpage', 'contact_email').'</li>