Pinterest Integration blurry images

Hello everyone!

On this page for my client: Scherp interieur, I’m loading Pinterest images, as seen on the left side. Unfortunately, these images are now very blurry, and not as sharp as they used to be. It was working perfectly for half a year. The code has not been modified.

This is the code I’m using on the page:

Do you have any idea what’s going wrong here?

Here is my site Read-Only: Webflow - Scherp interieur