Ubuntu 18.04 beautification

First download the optimization tool:

sudo -i
apt install -y gnome-tweak-tool
apt install -y gnome-shell-extensions
apt install -y chrome-gnome-shell

Open gnome-tweak-tool, select the "Extensions" option, and set the "User themes" button to on; install the add-on: (open the URL with firefox) https://addons.mozilla.org/en/firefox/addon/gnome -shell-integration /, click Add to firefox to install; then go to the Dash to Dock extension page in the browser, and then open the switch to install; then keyboard operation Alt + F2, enter r, you will find Dock centered;

The theme that comes with gnome-tweak-tool may not be good enough. You can find some gnome themes on Github, but the download is slower, so I downloaded the theme I think is better and share it: link: https: // pan. baidu.com/s/1II2a_8c19XG5NnjwuAO3hA Password: bmmf; after downloading and decompressing, run the following command:

sudo mv -r Themes/* /usr/share/themes

Open gnome-tweak-tool

At the shell, you can choose the theme you just added; the effect of the final configuration is as follows: