text: <div id="editor">
  	<p><i>This</i> <s>is</s> <code>an</code> <strong>editor</strong> <u>instance</u>, X<sub>1</sub>, X<sup>2</sup>.</p>
  	<p>
  		The <code>font-weight</code> attribute check:
  		<span style="font-weight:bold">bold</span>,
  		<span style="font-weight:400">400</span>,
  		<span style="font-weight:500">500</span>,
  		<span style="font-weight:600">600</span>,
  		<span style="font-weight:700">700</span>,
  		<span style="font-weight:800">800</span>,
  		<span style="font-weight:900">900</span>.
  	</p>
  </div>
  