Floating button

Hello

How to add floating effect to a button in wp with html in gutenberg editor?

I only want darker colour in the button when you put the cursor above the button.

My website is:

[Moderated: Redundant link removed]

Thanks

• This topic was modified 2 years, 4 months ago by compr1462.
• This topic was modified 2 years, 4 months ago by t-p.

The page I need help with: [log in to see the link]