CSS3 modules :

 Some of the most important css3 modules
• Selectors
• Box Model
• Backgrounds and Borders
• Text Effects
• 2D/3D Transformations
• Animations
• Multiple Column Layout
• User Interface

 What new futures added in CSS3 for Borders and how Browser Support it?

following border futures added
• border-radius
• box-shadow
• border-image