The page headers tends to shift a bit after clicking on them.

[MitaliDhamale]

Description:
Clicking on the header tabs of the page tends to shifts/shake them slightly.

Steps to reproduce:

1. Navigate to one of the pages.
2. Click on the header tabs.

Expected behavior:
The header tabs should be static and should not shift after clicking on them.

Actual behavior:
Header tabs shifts after clicking on them due to increasing/decreasing of the pixels(generally observed for the longer header text)

Environment Details:
All browsers