Synchronise scroll between editor and preview window

[XRFXLP]

Problem

While editing even a medium sized description it is quite hard to track down the effect of edit in the preview window, since don't scroll simultaneously.

Right now, it is like:

Potential solution can be like

Alternatives
Copy/paste description from codewars to stackedit.io

┆Issue is synchronized with this Clickup by Unito