To uninstall clearlooks-phenix-theme just follow these instructions.
sudo apt-get remove clearlooks-phenix-theme
This will remove just the clearlooks-phenix-theme package itself.
sudo apt-get remove --auto-remove clearlooks-phenix-theme
This will remove the clearlooks-phenix-theme package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for clearlooks-phenix-theme then this will work.
sudo apt-get purge clearlooks-phenix-theme
Or similarly, like this clearlooks-phenix-theme
sudo apt-get purge --auto-remove clearlooks-phenix-theme
|Maintainer||Andrew Shadura <email@example.com>|
|Description||GTK3 port of Clearlooks theme|