Ambiance Dark With Red Flavor GTK theme for Ubuntu/Linux Mint

Install Ambiance Dark Red theme in Ubuntu 14.04 Trusty/13.10 Saucy/Linux Mint 16/other related Ubuntu derivatives

Ambiance Dark Red GTK theme is modified version of Ubuntu's default Ambiance theme, the guy from gnome-look changed background and gave red touch to this theme and did some color correction. It looks elegant and better for eyes if you aren't into light themes, it is somewhat similar to Ambiance-Dark theme. If you encounter any bug or color problem in the theme then report via source link. Colored Plastic icons used in the screenshots. You can use Unity Tweak Tool, Gnome-tweak-tool or Ubuntu-Tweak to change themes/icons.

To install Ambiance Dark Red theme in Ubuntu/Linux Mint open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:

Terminal Commands:
sudo add-apt-repository ppa:noobslab/themes
sudo apt-get update
sudo apt-get install ambiance-dark-red

To fix software center issue enter these commands in terminal:

Terminal Commands:
cd /usr/share/software-center/ui/gtk3/css/ && sudo mv softwarecenter.css softwarecenter.css.backup
cd /usr/share/software-center/ui/gtk3/art/ && sudo mv stipple.png stipple.png.backup
cd && wget -O softwarecenter.css http://drive.noobslab.com/data/themes/delorean-dark-3.10/softwarecenter.css
sudo mv softwarecenter.css /usr/share/software-center/ui/gtk3/css/
cd && wget -O stipple.png http://drive.noobslab.com/data/themes/delorean-dark-3.10/stipple.png
sudo mv stipple.png /usr/share/software-center/ui/gtk3/art/

To revert back software center theme simply enter these commands:

Terminal Commands:
cd /usr/share/software-center/ui/gtk3/css/ && sudo mv softwarecenter.css.backup softwarecenter.css
cd /usr/share/software-center/ui/gtk3/art/ && sudo mv stipple.png.backup stipple.png

That's it

Source: Ambiance Dark Red, software-center