Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//usr/share/themes/Radiance/index.theme

 [Desktop Entry]
Type=X-GNOME-Metatheme
Name=Radiance
Comment=Ubuntu Radiance theme
Encoding=UTF-8

[X-GNOME-Metatheme]
GtkTheme=Radiance
MetacityTheme=Radiance
IconTheme=ubuntu-mono-light
CursorTheme=DMZ-White
ButtonLayout=close,minimize,maximize:
X-Ubuntu-UseOverlayScrollbars=true