Greasy Fork is available in English.
Add buttons (past 1/2/3 days, weeks, PDF search etc.) for Google search page
< Google Search Extra Buttonsについてのフィードバック
No, it is a feature for possibility of return to mouseOuted block. It may to add effect of soft disappearing... but this state is around 2-3 years, when transitions was not popular.
buttons are blown out and not aligned
I do not make this up. You too see problem / issue / glitch?