What can you do with a single CSS keyframe? A metric ton.

0:00 50% keyframes are magic
0:49 Animation is easier than you think
2:17 Why at 50%?
6:51 Trick 1 Shake
12:00 Trick 2 Pulse
23:25 Trick 3 Glitch
27:55 Trick 4 Flip
32:45 Trick 5 Fill
41:20 Trick 6 Sheen
44:25 Trick 7 Emphasize
46:50 Trick 8 Censor
48:35 Trick 900 Tony Hawk

Links
Bad at CSS   / badatcss  
Adam Twitter   / argyleink  
David Twitter   / _davideast  
Codepen Demo: https://codepen.io/davideast/pen/MWxvzjm
Open Props: https://openprops.style