Hi, I add to the guesswork: Might be the transclusion adds a div or a span element surrounding your stuff that breaks the CSS formatting of the titles … would have to see a live example to check that.
-t -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to tiddlywiki+unsubscr...@googlegroups.com. To post to this group, send email to tiddlywiki@googlegroups.com. Visit this group at https://groups.google.com/group/tiddlywiki. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/90c7af4d-12ff-4290-8e64-2570700996f8%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.