Make branding logo (.error-logo) on error page vertically center. It is horizontally center but not vertically

Feature: Make branding logo (.error-logo) on error page vertically center.

Description: It is horizontally center but not vertically. The div containing branding-logo is also circular, so it cuts off logo when it’s not vertically center.

Current:

After, vertically centering the background image via CSS:

Use-case: Have branding logo not cut short. As of my understanding we cannot edit the error-page.

I couldn’t find the GitHub repo for error-page. Otherwise would have directly raised a PR fix.