[docs] Header collapses on mobile

[franky47]

The header (on doc pages) lacks vertical padding to look the same as on the landing page.

[github-actions]

🎉 This issue has been resolved in version 2.5.0-beta.2 🎉

The release is available on:

• npm package (@beta dist-tag)
• GitHub release

Your semantic-release bot 📦🚀