Card height not the same

I am building product cards, I try to have the height auto, but the elements inside are the same but the card is a different height.

Here is the page I am referring -
I know if I put height will fix the problem but would like to know what I am missing here
Thank you


Here is my site Read-Only: https://preview.webflow.com/preview/bizbox-10?utm_medium=preview_link&utm_source=designer&utm_content=bizbox-10&preview=9a0f4e504233340fc3669e0647737516&pageId=632789157c17a7169515fa01&workflow=preview
(how to share your site Read-Only link)