Gnome 3 Themes | How to install Gnome 3 Gtk 3 and shell themes?

How to install Gnome 3 Gtk 3 and shell themes?

Download Atolm Theme

To install the theme, extract it and copy the Atolm-gtk3 folder to /usr/share/themes/, then use GNOME Tweak Tool to change the GTK theme.

 To install Atolm Mutter theme (for GNOME Shell)

1. press ALT + F2, enter "gconf-editor"
2. or sudo gconf-editor
3. navigate to desktop > gnome > shell > windows 
4. change the "theme" value to "Atolm-gtk3".
5. Please note that it's no longer required to copy the theme to ~/.themes/ too for the Mutter theme to work (tested on Fedora 15 and ubuntu natty 11.04 with all the packages up to date).
6. After changing the Mutter theme, remember to reload Gnome Shell (ALT + F2 and enter "r") or log out.