I recognize myself quite a bit into that: boring but pervasive technologies is generally good for users.

Yes, fonts are hard to deal with... not it doesn't need to be like this. I suspect it'll stay like this for a long while though.

Interesting use of CSS custom properties to make dynamic color schemes easy and manageable for webpages.

It looks like an interesting JS framework. I'm not a huge fan of the big ones which force on you how to structure everything... the apparently minimalist nature of that one feels fairly appealing. Of course need to find the contexts where is works and the ones where it doesn't.