Liam Hupfer 088bd387f6 tweak(lib): add alpha-background support to opacity setter ...

This is preferred when available because it does not affect foreground
content like text and images.

Ref: https://git.savannah.gnu.org/cgit/emacs.git/tree/etc/NEWS?h=emacs-29.1#n801

2023-09-02 12:27:37 -05:00

8.7 KiB

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