Chunk4x:Help screen column header Header Class From Joomla! Documentation Revision as of 11:41, 7 September 2020 by Ceford (talk | contribs) (Removed noinclude Category - causes whitespace in output)(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff) Other languages:English Nederlands español Header Class. Here you can add optional CSS classes to add to the modules header or title element.