This is a rather strange error, at least in my experience.
I made a test version of the site so that you can see it live here .
Steps to play:
Enter the site, yo look #thelistas accurately as possible:

The problem arises when, when performing a simple update, I am on a Windows machine, therefore Ctrl+ Ror F5.
Now #thelistchange its position:

My main problem with fixing this is that when I try to check an element, it returns to the correct position ...
, Ctrl + Shift + R Ctrl + F5, .
, ? ?