Board Thread:Support Requests - Getting Technical/@comment-25602414-20130525143844/@comment-188432-20130525163741

Most infoboxes on wikia aren't actually made with HTML, but instead wikitext. However, I think w:c:memoryalpha still goes "old school" with theirs. If you're truly looking for the HTML way to build an infobox, I'd check out their work.