Wikisource gets space between the tabs and their grey base line, [this page for example](https://en.wikisource.org/wiki/Page:The_home_of_a_naturalist_(IA_homeofnaturalist00edmouoft).pdf/17) looks like:  I've tried to debug it briefly but it didn't seem immediately obvious.
Wikisource gets space between the tabs and their grey base line, this page for example looks like:
I've tried to debug it briefly but it didn't seem immediately obvious.