Using [logout.sh](https://git.0t0.in/0t0/rofi/src/branch/master/powermenu/logout.sh) script rofi can be used as powermenu and more.
Also [logout.sh](https://git.0t0.in/0t0/rofi/src/branch/master/powermenu/logout.sh) script can be used to check out what the themes will look like. This same script can be used in i3 for logout.