Chained pseudo-selectors in IE8
问题 Chained pseudo-selectors do not seem to work in IE8 on Windows XP. Is there any documentation about this? I'm developing a website using Selectivizr in order to use CSS3 selectors, but a style such as this doesn't work in IE8, whereas it works everywhere else (unsurprisingly): span:last-child:after {content: "foobar";} 回答1: This is not a bug, it's due to the fact the the selector doesn't match natively. A simple selector is either a type selector or universal selector followed immediately by