Happy Hues - Curated colors in context.
Handy website that gives some great examples of colour palettes for web design (and other kinds of design too, I guess).
Public
Here’s what I didn’t know about “content” - Manuel Matuzović
Deepish dive into what the content property can do in CSS.
Media Queries Level 5
Some detail on the CSS query that lets you detect of someone has their OS set to prefer dark mode rather than light.