What does an * (star) mean in front of a CSS declaration? [duplicate]

Answer 1

The star exploits a bug in version 7 and below of Internet Explorer and is used to make IE render your markup correctly. More information here: http://www.ejeliot.com/blog/63

Answer 2

This is a hack to apply styles only to older versions of IE the * declared styles will override the new style elements , that are unsuported by Od IE only. http://en.wikipedia.org/wiki/CSS_filter#Star_hack