I just opened my website on Firefox and for my surprise, I discovered that the CSS
image-rendering: pixelated works on almost all modern browsers, except… for Firefox. See for yourself:
I’m sorry if you visit my website on Firefox, but almost all my GIFs will be blurry 😭
Edit: just discovered FF supports
crisp-edges instead. Should fix it for now!
Or if you don't know what a response is, you can always write a webmention comment (you don't need to know what that is).