iPhone view is different from the mobile preview

I’m having this issue where the preview for mobile, specially on iPhone (beggining at 390px) shows me the correct version of how the site should be, but when I go to the published site, it’s a complete mess. Here’s the comparison:

Seems to work fine on Androids, though. Don’t know how to fix this.

Read-only: Webflow - LENGUA
Published: https://www.lenguage.xyz/