<?xml version="1.0" encoding="UTF-8"?>
<!-- Hello World in XSLT -->
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
  <xsl:template match="/">
    <xsl:text>Hello World!</xsl:text>
  </xsl:template>
</xsl:stylesheet>