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Gnome3

sudo add-apt-repository ppa:gnome3-team/gnome3-staging
sudo apt update
sudo apt install ubuntu-gnome-desktop

customize environment with gnome-tweak-tool

sudo apt-get install gtk-theme-switch
gtk-theme-switch2

sudo add-apt-repository ppa:ne0sight/chrome-gnome-shell
sudo apt-get update
sudo apt-get install chrome-gnome-shell