Customizing GNOME3


sudo gedit /usr/share/gnome-shell/theme/gnome-shell.css


Icon grid and size

.icon-grid {
spacing: 16px;
-shell-grid-item-size: 96px;
}

.icon-grid .overview-icon {
icon-size: 48px;
}


Install XFCE4 on Ubuntu

sudo apt-get install xfce4

Install GNOME3 on Ubuntu


sudo add-apt-repository ppa:gnome3-team/gnome3
sudo apt-get update
sudo apt-get dist-upgrade
sudo apt-get install gnome-shell