WebKit now supports styling of the scrollbars in overflow sections, listboxes, dropdown menus and textareas.
CSS Canvas Drawing
Currently the set of images you can use from CSS consists of the following: Bitmap Images (PNG, GIF, JPG) SVG Images Gradients A notable missing ability when compared with explicit DOM content is programmatic drawing into CSS images.
Introducing CSS Gradients
NOTE: The syntax for CSS gradients in WebKit presented here is deprecated and should not be used.
GDI Text on Windows
The version of WebKit that ships with Safari 3.1 on Windows uses CoreGraphics antialiasing for text.
CSS3 has introduced a property called background-clip that can be used to clip backgrounds to either the border, padding or content box.
The Star Seven Hack
For those of you using the star seven CSS hack to target current or older versions of WebKit, this parsing bug has been closed in the latest WebKit nightlies.
We have another cool new CSS feature to talk about: animation specified in CSS.