https://en.wikipedia.org/wiki/Special:Preferences
https://en.wikipedia.org/wiki/Main_Page
The toolbar on both pages despite empty has a border.
This appears to be because of
.mw-article-toolbar-container having border-bottom 1px solid #C8CCD1
.vector-page-titlebar also has a border so these become combined on special pages
QA Results - Prod
AC | Status | Details |
---|---|---|
1 | ✅ | T317930#8262902 |