<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
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 <head>
  <title>Negation pseudo-class cannot be an argument of itself</title>
  <style type="text/css">p { background-color : lime }
p:not(:not(p)) { background-color : red }</style>
  <link rel="first" href="css3-modsel-1.html" title="Groups of selectors">
  <link rel="prev" href="css3-modsel-82b.html" title="NEGATED :only-of-type pseudo-class">
  <link rel="next" href="css3-modsel-84.html" title=":contains() pseudo-class">
  <link rel="last" href="css3-modsel-d5e.html" title="NEGATED :indeterminate with :checked">
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 </head>
 <body>
<p>This paragraph should have a green background</p>
</body>
</html>