Add a short summary of what this Pull Request does in 1-3 sentences in the first paragraph.
Before submitting a Pull Request, please check the following points, depending on the type of PR you're submitting.
- A table-of-contents marker is present below the article summary, above the first chapter.
- Spell checking software doesn't complain.
- All images are part of the PR, or already in the repository.
- All links are verified to work.
- Language used is (overall) clean, precise and to the point.
- Provide a bulleted list of changes that are introduced by this PR.
- Screenshots of before / after for style and layout related changes.