Thanks to faster browsers, better web standards support, and more powerful devices, the web now defines the next generation of user interfaces that are fun, practical, fluid, and memorable. The key? Animation. But learning how to create animations is hard, and existing learning material doesn't explain the context of the UI problem that animations are trying to solve. That's where this book comes in. You'll gain a solid technical understanding of how to create awesome animations using CSS and learn how to implement common UI patterns, using practical examples that rely on animations to solve a core problem. Frontend web developers and designers will not only learn important technical details, but also how to apply them to solve real-world problems. Create animations found in common user interface implementations, such as bounce after scrolling, expanding search boxes, and content sliders Learn the technical details of working with CSS animations and transitions Use CSS transforms to very animate an element's position, scale, and orientation Understand the importance of easing.