Exact URL of where the bug happened

When playing in blindfold mode and trying to promote a piece, the pieces in the selector of piece to promote to are invisible (see the screenshot). I think it was not intended.

Steps to reproduce the bug

1. Play in blindfold (FEN that leads to a position of promotion for whites : rnbqkbr1/ppppp2P/5n2/8/8/8/PPPP1PPP/RNBQKBNR w KQq - 1 5)
2. Move to promote

What did you expect to happen?

Pieces should not be invisible

What happened instead?

Pieces are invisible

Operating system

MacOS

Browser and version (or alternate access method)

Firefox 137.0

Additional information

No response