What is CSS animation?
The animation in CSS was announced in 2007 when WebKit decided to create animation, transitions and transforms in CSS. Animation feature is now among features of CSS3 and is managed by W3CBrowser support
If the image below is animated, then your browser supports CSS animation:The given technology is new and it's not supported by most of outdated browsers. The browsers listed below support it:
Firefox 5+
Google Chrome
Opera 12+
Internet Explorer 10+
Safari 4+
Safari for IPhone
Android 2+
RIM OS6 web browser
Other browsers with -webkit- prefix