For making a user friendly website, I have to use some of Font Awesome fonts in
<h> elements like this:
<h2> <i style="color: rgb(102, 149, 45); vertical-align: inherit;" class="fa fa-gear"></i> Performance </h2>
In fact, this is a review article. Is it OK to put these fonts (or
<i> elements) in the inner HTML of header elements like
Please provide your source or some documentation, too, because it's really important for me; I don't want to make any mistakes about this topic.