You can decorate your i3 with the files in this repository.
install i3 metapackage, imagemagick and scrot
$ sudo apt install i3 imagemagick scrot
install firefox and pulseaudio if you want to make it work without modification
# alternatives are alsa and chromium, or something you prefer
$ sudo apt install firefox pulseaudio
clone this repository
$ git clone https://github.com/AniYPc421/i3-Configuration.git
$ cd i3-Configuration/
move .Xresources if you want to adopt my color scheme
$ mv config/Xresources ~/.Xresources
move files from config/ to $HOME/.config
$ mv config/* ~/.config/
move i3exit to /usr/local/bin or somewhere else which has been set to PATH
$ sudo mv bin/i3exit /usr/local/bin/