Column Background Image Won't Center When Set To Fixed


I am having trouble with centering my column background image when set to fixed. You will see in the read-only link that I have set the first column background to ‘not fixed’ and the second to ‘fixed’ with the same image so you can see my problem.

I want to set the backgrounds to fixed without having to set the left percentage to an obscene negative number because webflow does not seem to like that. I tried putting the image in a div block but it is showing up as the same deal.

Here is my site Read-Only: