In CSS, you can create keyframes and use them for animations on different elements of your Web pages, including buttons. Keyframes consist of a single, reusable animation with properties set at ...

you can make the animation slow down or return to its original speed while maintaining the playback position when you move the cursor over or remove it. A demo of the button and the full CSS code ...

CSS 3 has some awesome new animation capabilities for web developers – rotating objects, fading them in and out and more – but writing the code is a bit more complicated than most CSS rules.