This is a Feature Request

What would you like to be added
Look at the set of documentation (initially, the English localization).
Review this against ARIA (Accessible Rich Internet Applications) guidelines / specifications.
Make changes to ensure that the documentation is accessible.

Why is this needed

Education and collaboration are vital to the future of the CNCF ecosystem and it is imperative to us that everyone in the community that wants to participate feels welcome to do so regardless of gender, gender identity, sexual orientation, disability, race, ethnicity, age, religion or economic status.

— CNCF

Comments
Treat this as an overarching / epic issue.
After identifying room for improvement, log a specific issue about making that improvement, and mention this issue in the description of the new issue.