In the light theme, some windows get very bright highlights on the tops of the headerbar and between Hdy panes. This corrects this issue.
To reproduce the issue, open GNOME Disks with the light theme enabled on 21.10 and look at the headerbar. With this fix applied, it should look like so:
Which much more closely matches the look of standard, non-hdy windows.
In the light theme, some windows get very bright highlights on the tops of the headerbar and between Hdy panes. This corrects this issue.
To reproduce the issue, open GNOME Disks with the light theme enabled on 21.10 and look at the headerbar. With this fix applied, it should look like so:
Which much more closely matches the look of standard, non-hdy windows.
Fixes #547