JoyceZhu.github.io/pseudo.html at master · JoyceZhu/JoyceZhu.github.io · GitHub

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<!DOCTYPE html>
<html>
  <head>
    <meta http-equiv="content-type" content="text/html; charset=UTF-8" />
    <meta name="robots" content="noindex, nofollow" />
    <meta name="googlebot" content="noindex, nofollow" />
    <title>Pseudoelements</title>
    <style>
     body {
         background: #20262E;
         padding: 20px;
         font-family: Helvetica;
    }

    .example {
        background: #fff;
        border-radius: 4px;
        padding: 20px;
        transition: all 0.2s;
        text-align: center;
    }

    .example::before {
        content: "extra words and stuff";
    }
    </style>
  </head>
  <body>
      <article>
    <div class="example">
      Some text in a DOM Node
    </div></article>
  </body>
</html>