Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
Z
See here and here.
S
I use the "Qt5 Configuration Tool", which I think you can install in Debian, to adjust the font size and collection folder icon theme. Perhaps that's something you could try.
I am using Linux Mint and the tool works well for tweaking non-GTK apps.