## 20210322

- Add support for GTK 4
- Add support for gnome-shell 40
- Update color scheme
- Make dark theme darker
- Update scrollbar slider colors
- gtk3: Change background/surface rule
- gtk3: Drop undershoot styling
- gtk3/assistant: Change highlighted label style in sidebar
- gtk3: Tone down hover overlay in some widgets
- gtk3: Drop transparency from overlay scrollbars
- gtk3: Change the direction of the expander arrow
- gtk3/combobox: Update the arrow button style
- gtk3: Make checked flat button blue
- gtk3/pathbar: Make checked button's text/ink color blue
- gtk3: Update stacksidebar style
- gtk3: Update notebook style
- gtk3: Update .keycap style
- gtk3: Update focus entry style
- cinnamon & gnome-shell: Revamp drop shadows
- gnome-shell: Update app folder icon style
- meson: Allow specifying micro version in the build option `gnome_shell_version`
- meson: Avoid copying configured SCSS files to current_source_dir()
- Other various minor improvements and fixes

## Older versions

See https://github.com/nana-4/materia-theme/releases for older changes.
