diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..1196f82
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,26 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+
+## [1.1.0] - 2022-04-02
+
+### Added
+
+- Add `light-dark` and `light-dark-dimmed` themes. If you want to apply both light and dark themes, you should use them.
+
+### Changed
+
+- Update default `font-family` to `Inter`
+- Simulate GitHub popper
+- Unify guideline/block bullet/scrollbar colors in all themes
+
+### Fixed
+
+- Fix the color of selection
+- Fix block highlight color
+- Fix block/page properties background color