<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
<html>
 <head>
  <title>::before pseudo-element</title>
  <style type="text/css">p::before { background-color : lime ; content : "GENERATED CONTENT "}
</style>
  <link rel="first" href="css3-modsel-1.html" title="Groups of selectors">
  <link rel="prev" href="css3-modsel-40.html" title="::selection pseudo-element">
  <link rel="next" href="css3-modsel-42.html" title="::after pseudo-element">
  <link rel="last" href="css3-modsel-d5e.html" title="NEGATED :indeterminate with :checked">
  <link rel="up" href="./index.html">
  <link rel="top" href="../../index.html">
 </head>
 <body>
<p>You should see before this paragraph the words GENERATED CONTENT over green background</p>
</body>
</html>