I learned a lot of CSS early in my career by experimentation, but everything that has been added to the language since css 3 I have learned from MDN, CSS Tricks

I learned a lot of CSS early in my career by experimentation, but everything that has been added to the language since css 3 I have learned from MDN, CSS Tricks[0], and the autocomplete in chrome dev tools. [0] https://css-tricks.com/ https://css-tricks.com/