I actually prefer the lighter buttons myself. In an unreleased version I had set all the buttons to the system default, but I thought they were too dark and didn't provide the amount of contrast I wanted between the scrollable container and the menu bar.
In any case - new version! 
GoldenChaos-BTT 2.627 changelog:
-
[Escape Keys] New combo button behavior based on user feedback! Tap for esc, hold for fullscreen
- If you avoided or disabled the combo button in the past, please try this new one out and let me know what you think!
- [Settings] Added setting to choose your preferred calendar app to open when tapping on calendar widgets (Fantastical/Apple Calendar)
- [Settings] Updated built-in presets with default calendar setting
- Improved rendering of Back/Forward and Play/Pause icons
Notes for testers
Thank you everyone for your feedback about the combo button! I really want to keep improving this particular key, so please let me know what you think of this new one and what you would change.
