How to Create Twitter Exploding Hearts

So we're going to build this exploding heart, except just know Twitter kind of cheated. Not really but they used an image and played each frame adjusting background-position so it looked animated. Okay not cheated they used a really smart technique but what's the fun in doing that when we can build it for real! I've already built a Firework concept here http://browniefed.com/blog/2015/08/29/react-