Ensure focus is not fully obscured
Greenpeace
From: WCAG 2.2 AA 2.4.12
When selecting a user interface component with the keyboard, the focus indicator must not be completely obscured by anything in front of it.
From: WCAG 2.2 AA 2.4.12
When selecting a user interface component with the keyboard, the focus indicator must not be completely obscured by anything in front of it.