Allow custom icons for floating buttons

Prerequisites

• I have searched for similar feature requests in both open and closed discussions and cannot find an existing request.
• I have verified that the feature is still missing from the latest stable versions of Elementor or Elementor Pro.

What problem is your feature request going to solve? Please describe..

I'm always frustrated when I see the perfect floating buttons widget but I can't customize the icons for some unknown reason.

Describe the solution you'd like.

Allow custom icons to be uploaded and selected from the media library and icon packs as usual.

Describe alternatives you've considered.

_No response_

Additional context

_No response_

Agreement

• I agree that my request may be closed without action if it doesn't meet all the requirements.