Hero image does not scroll

[mecirmartin]

Bug report

What is the current behavior?
The hero image on index page scrolls in the background.
https://gatsby-netlify-cms.netlify.app

However when i create my own repo and run it on localhost, it doesn't scroll. Any ide why?

If the current behavior is a bug, please provide the steps to reproduce.

What is the expected behavior?
The image should scroll in the background

Other relevant information:

[maxcell]

I don't know if this was maybe a different version of the site but I haven't seen the image scroll @mecirmartin. Do you happen to know what browser you were using?