Install gnome-icon-theme-gartoon by entering the following commands in the terminal:
sudo apt update sudo apt install gnome-icon-theme-gartoon
Description:
Gartoon icon theme for GTK+ 2.x
This GTK+ theme provides an animated scalable group of icons to be used by GTK+ 2.x applications like GNOME 2. . Homepage: http://www.zeusbox.org/icon/
Homepage: http://www.zeusbox.org/icon/
Version: 0.5-4.1ubuntu1
Section: universe/gnome