Text format in the vertical/portrait TOC
What style(s) are used to format the vertical table of contents?
The second level entries are positioned with a tab, but I would like to move that tab a bit to the left. But I can't figure out what style is used to format the TOC in that view. Suggestions?
iBooks Author-OTHER, OS X Mountain Lion (10.8.2), iBooks Author v2.0 (327)