CSS3
CSS3 is completely backwards compatible, so you will not have to change existing designs. Browsers will always support CSS2. CSS3 Modules CSS3 is split up into "modules". The old specification has been split into smaller pieces, and new ones are also added. Some of the most important CSS3 modules are: Selectors Box Model Backgrounds and Borders Text Effects 2D/3D Transformations Animations Multiple Column Layout User Interface CSS3 Recommendation The CSS3 specification is still under development by W3C. However, many of the new CSS3 properties have been implemented in modern browsers. CSS3 Borders With CSS3, you can create rounded borders, add shadow to boxes, and use an image as a border - without using a design program, like Photoshop. In this chapter you will learn about the following border properties: border-radius box-shadow border-image Browser Support Property Browser Support border-radius