How do I create a 1px line with a thunder bolt (FontAwesome Icon) as seen on the Features page of the preview site and just below?

1. Copy and paste the following code into your project content area:
<div class="accent"><span><i class="fa fa-bolt fa-lg"></i></span></div>
Project Edit Mode View:

Screen Shot 2014-08-01 at 1.15.13 PM

2. Preview page and enjoy a customized 1px line embellishment.