<csstest def=":active pseudo-class on blocks" module="W3C Selectors" modulename="css3-modsel" number="19a" rev="1.0" date="29-february-2004" xmlns:a="http://www.example.org/a" xmlns:b="http://www.example.org/b" xmlns:html="http://www.w3.org/1999/xhtml" xmlns="http://www.example.org/css3tests"> <author>Ian Hickson</author> <userinteraction/> <cssrules>p { color: navy; } p:active { background: red; color: yellow; font-size: 2em; }</cssrules> <code> <p xmlns="http://www.w3.org/1999/xhtml">Clicking this paragraph should have no effect.</p> </code> </csstest>