Worked on enhancing the developer experience for the CSSUnitValue API within the hamishwillee/content repository by delivering comprehensive documentation improvements. Focused on clarifying data-type usage and expanding cross-references to related CSS concepts, the work involved updating Markdown files and synchronizing changes across multiple documentation pages. Collaborated with contributors and integrated suggestions from the GitHub Actions bot to ensure consistency and accuracy. The technical writing and web development efforts resulted in clearer guidance for contributors, streamlined onboarding, and reduced support overhead. These updates improved the maintainability and usability of the CSSUnitValue documentation, supporting both new and existing developers working with the API.