# Gtk+ Theme Selector

The Mate environment is run by Gtk+. Gtk+ allows most elements in your desktop to be themed to the look you want. The Gtk+ Theme Selector lets you select the theme to use.

## Setting Your Theme

The top of the Gtk+ Theme Selector has a list of installed themes. Simply click on a theme and your changes will be made.

You can interactively demo all the widgets available in your selected theme in the lower half of the window.

## Adding a Theme

To add a theme to use:

1. Click the Install new theme button.

2. Navigate to the directory your theme is installed in.

3. Open the gtkrc file which contains the specifications of your theme.