How can I change background image when user scrolls on the div?

Question

How can I change background image when the user scrolls on the div called step2?

https://code.sololearn.com/WIEM419wsuDr

Answer 1

How to Change the Background Image on Scroll Using CSS

https://www.w3docs.com/snippets/css/how-to-change-the-background-image-on-scroll-with-css.html

https://www.w3docs.com/tools/code-editor/5650

/* Keep learning & happy coding :D */

Answer 2

I have already done like that, but this one is different. Script has to be used to make it work.

Answer 3

I have tried: https://code.sololearn.com/W02Gqb0QN77k