CSS 3 Module <== Test # ==>
W3C Selectors 276 of 276 of the static tests category
Testing Date Revision
NEGATED contains attribute selector with empty value (ID #184f) 2008-10-30 1.0

This text should be green.

This text should be green.

p { color: red; }
p:not([class*=""]) { color: lime; }
<p class="">This text should be green.</p>
<p>This text should be green.</p>