[blintzing]

https://css-tricks.com/snippets/css/a-guide-to-flexbox/

CSS-Tricks has a pretty handy guide, too. If I need a quick reference when developing, that and MDN are my go to.

[talmand]

Since another posted the same link, I'll post my response here as well with an additional link.

https://css-tricks.com/using-flexbox/