:empty pseudo-class and elementsIan HicksonCSS 3 Module W3C Selectors Next :empty pseudo-class and CDATA Previous :empty pseudo-class and whitespace Test # 237 of 296 Testing :empty pseudo-class and elements ID 152 Date 2001-11-15 Revision 1.0
This line should have a green background.
address { background: lime; margin: 0; height: 1em; }
address:empty { background: red; }
.text { margin: -1em 0 0 0; }
<address xmlns="http://www.w3.org/1999/xhtml"><span></span></address>
<div xmlns="http://www.w3.org/1999/xhtml" class="text">This line should have a green background.</div>