In this tutorial, we are going to learn about how to create a snowfall animation by using CSS and JavaScript. # codepen # css # showdev # javascript. We’re always a sucker for the gooey animation effects, like what is seen here. CodePen is fast becoming the go-to place to show off what we can do with our web creations. Card design is also done cleanly so that the users can read the content easily. That’s what I am going to create this heart animation with pure CSS. CSS animations can be broken down into transforms, transitions, and keyframe animations. At Codepen, sharing is central. Pointless Rider. It used pure CSS technique and no JavaScript. Icon fonts got pummeled in a cage match with inline SVG, but they still do the trick here. CSS Animations explained 20th Dec 2017. Subscribe to our big freebie newsletter. Front-end and WordPress developer Paulina Hetman aka PeHaa shares a series of three quizzes around CSS selectorsand explains her process of teaching web development. 10 Examples of Animation on CodePen You Can Learn From Creating the CSS keyframes for animating heart.