Install ubuntu-mate-themes by entering the following commands in the terminal:
sudo apt update sudo apt install ubuntu-mate-themes
Description:
GTK2 and GTK3 themes for Ubuntu MATE
Includes matching Ambiant and Radiant themes . * Ambiant-MATE is a light-on-dark theme * Ambiant-MATE-Dark is a dark-on-dark theme * Radiant-MATE is a dark-on-light theme
Homepage: https://github.com/ubuntu-mate/ubuntu-mate-artwork
Version: 18.04.11
Section: universe/x11