The Power of CSS Transform
HTML5 and CSS3 promises to bring new live into the web browser. It seems it will come true very soon. Now you can make page transition into an animation, as shown in Full-Page Animations with CSS Transforms & Animations tutorials from Web Appers. It is a great tutorial. But first, check out their demo over here. Try to change pages.
This will help bring out the best of web apps, created using (the once) simple CSS.