Thanks for attending the session (or, sorry if you couldn't make it).
For each feature I covered, there's the example code as a live CodePen so you can play with it, and the relevant reference on MDN which is always good to read if you're playing with a feature for the first time. I've also added links to good on-topic blog posts on some.
If you're brave, and probably a bit of a masochist, here's the spec in full.