lol_html 1.2.1

Streaming HTML rewriter/parser with CSS selector-based API
Documentation 
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<html><head>
  <title>:first-of-type pseudo-class</title>
  <style type="text/css">.red { background-color : red }
address { margin-bottom : 1em ; margin-left : 1em }
address:first-of-type { background-color : lime }
</style>
  <link rel="author" title="Daniel Glazman" href="http://glazman.org/">
  <link rel="help" href="https://www.w3.org/TR/css3-selectors/#selectors"> <!-- bogus link to make sure it gets found -->
  <meta name="flags" content="">
 </head>
 <body>
<div>This div contains 3 addresses:
<!--[ELEMENT('address:first-of-type')]--><address class="red"><!--[TEXT('address:first-of-type')]-->A first address that should have a green background<!--[/TEXT('address:first-of-type')]--></address><!--[/ELEMENT('address:first-of-type')]-->
<address>A second address with normal background</address>
<address>A third address with normal background</address>
</div>

</body></html>