gtk-clearlooks-gperfection2-th software package provides gtk theme for the clearlooks engine, you can install in your Ubuntu 17.04 (Zesty Zapus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gtk-clearlooks-gperfection2-th
gtk-clearlooks-gperfection2-th is installed in your system.
Make ensure the gtk-clearlooks-gperfection2-th package were installed using the commands given below,
$ sudo dpkg-query -l | grep gtk-clearlooks-gperfection2-th*
You will get with gtk-clearlooks-gperfection2-th package name, version, architecture and description in a table
| Distro | Ubuntu 17 04 zesty zapus |
| Section | GNOME |
| Package | gtk-clearlooks-gperfection2-th |
| Version | 1.1-0ubuntu3 |
| Description | gtk theme for the clearlooks engine |
| Sub Section | GNOME |