Which browsers support CSS3?
The latest modern browser versions all support major part of the various CSS3 features and functionalities. Older browsers will not or will only partially support CSS3 (for example Internet Explorer 8 or lower), whereby these browsers will only display CSS2.1 features. To name one example: Round corners created with CSS3 will not be displayed in IE8. Please find here a complete list of available CSS3 features and functionalities and a list of browsers which support these features:CSS3 browser support