css注释Comments are used in CSS to explain a block of code or to make temporary changes during development. The commented code doesn’t execute. CSS中使用注释来解释代码块或在开发过程中进行临时更改。 注释的代码不执行。 Both single and mul
http://msdn.microsoft.com/en-us/library/ms537512(VS.85).aspxhttp://www.quirksmode.org/css/condcom.htmlItem Example Comment! [if !IE] The NOT operator. This is placed immediately in front of the
