Flat Dark Theme (outdated) 1.6.3

- Fixed some buttons cutting of at the bottom
- Some color adjustments
- Red Speaker icon when channel is muted

- SourceTree arrow fix

- small changes to sources/scenes toolbar
- minor color changes

nothing much

Support for OBS Studio 22.0.x and 23.x.x

- fixed status bar background
- fixed source groups collapse and expand button
- fixed background of some text/number input
- fixed vertical Volume Slider
+ rounded up buttons, dropdowns and inputs
+ made preview background darker

+Vertical slider styles
+Button checked styles
+Dropdown arrows
+Change slider handle hover bg color

- Button backgrounds now transparent
- Toolbar background now same as Dock background