Strange jittering in center Jira panel

[Russ Frazier]

There is a strange thing that happens when I put my cursor in the center panel of the Jira web app. It jitters rapidly. Check out the video below showing my browser doing this thing. Should be public.

Google Chrome 75.0.3770.80 (Official Build) (64-bit)
Revision 9a9aa15057b6b2cc0909bdcf638c0b65ecd516f2-refs/branch-heads/3770@{#948}
OS Linux
JavaScript V8 7.5.288.22
Flash 32.0.0.207 /home/russf/.config/google-chrome/PepperFlash/32.0.0.207/libpepflashplayer.so

https://drive.google.com/file/d/1lXFDeJxg_wQDhp7o81_e-JWoFH71NgMl/view?usp=sharing