How to use CSS3 in IE8
Because CSS3 is not standard supported by IE8, you could apply various little tricks to still make use of CSS3 in IE8. To make your website IE8 compatible we would advise you to make use of the well-known CSS3PIE. CSS3PIE Creates a way to make IE8 believe CSS3 properties and features are compatible, ensuring in this way a proper website display. We strongly recommend this solution because it guarantees proper website display and proper older browser, like IE8, optimization.