overlay-scrollbar-gtk3 software package provides GTK 3 module for overlay scrollbars, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install overlay-scrollbar-gtk3
overlay-scrollbar-gtk3 is installed in your system.
Make ensure the overlay-scrollbar-gtk3 package were installed using the commands given below,
$ sudo dpkg-query -l | grep overlay-scrollbar-gtk3 *
You will get with overlay-scrollbar-gtk3 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Libraries |
| Package | overlay-scrollbar-gtk3 |
| Version | 0.2.16+r359+14.04.20131129-0ub |
| Description | GTK 3 module for overlay scrollbars |
| Sub Section | libs |