I'm stuck on Product Landing Page Project

Hi, I already finish my Product Landing Page project and it passed all the tests. But I have a problem with one of my sections. It looks good and responsive on vs code live server and all but when I paste my code into the FCC code editor all the product-cards start collapsing and placing on top of each other on mobile screen sizes.

This is my code:

please post a link to the step/challenge you are trying your code on.