System information

• Steam client version: 2020-12-20 23:07:25
• Distribution: Ubuntu 20.04 (xubuntu), XFCE 4.14
• Opted into Steam client beta?: No
• Have you checked for system updates?: Yes
• Steam System Info

Please describe your issue in as much detail as possible:

What I have:
Steam Client -> Settings. Content in some tabs truncated. Settings window cannot be resized to fit content and content area haven't scrollbar:

Expected:
Either scrollbar presence, or resizable window (save window size to reuse after restart), or both is much better.

Steps for reproducing this issue:

(none)