White lines appear on the profile,

This is likely intentional in order to separate sections

To organized sub-categories

Thank you for your report!
However, this issue is Working as Intended.

The report you have submitted is working as intended.

Please note, that mechanics of the game may change between updates.
Things such as graphics, sounds, world creation, biomes, redstone, villagers, and animals may not work the same in current versions.

Full Version History – Snapshot Version History – Feature Requests and Suggestions

Quick Links:
📓 Bug Tracker Guidelines – 📧 Mojang Support
📓 Project Summary – ✍️ Feedback and Suggestions – 📖 Game Wiki