A card-based UI is simple, minimal and has many advantages over the traditional interface. Cards are modular pieces of content that enable the embedding of rich media, fostering interactivity. What makes cards the design unit of choice for so many publishers is that they are extremely well-suited to the mobile environment. They are easy to scan and consume at a glance, they offer great capabilities for user manipulation such as swipe, stack, flip, pan, fold, group, sort etc. So if you are planning to use this design pattern in your next web or mobile app, here are some 25 Cool CSS Card UI Examples for inspiration.