Why are buttons not clicked on the fancybox modal window, checkboxes are not checked, except for fancybox-close?

Question

Python

Why are buttons not clicked on the fancybox modal window, checkboxes are not checked, except for fancybox-close?
z-index didn't help-(((

Answer 1

I solved the issue, it turns out that I need to send the following request in the callback.

Answer 2

z-index may not work if position is not relative

Answer 3

If we are talking about JS, then handlers fly off as far as I remember, after opening fancybox you need to re-hang them and re-initialize the plugins that are used in the popup