Hello,
For some reason, the images in all of my Twitter cards are zoomed in:

But the validator is showing them correctly:

It’s only cards from my website. All cards from other websites are displaying correctly.
Here’s a sample URL from my site:
I use Wordpress (with the SEO Yoast plugin), and it’s been working fine for years. And I haven’t updated my images at all. A few months ago, I switched over to SSL, but I’m not sure if / how that would play a role.