<?xml version="1.0"?>
<xsl:stylesheet version="1.0"
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

    <xsl:template match="/">
      <html>
        <head>
          <title>Atomic Number vs. Atomic Weight</title>
        </head>
        <body>
          <table>
            Atom data will go here
          </table>
        </body>
      </html>
    </xsl:template>

</xsl:stylesheet>
