how to make Editor window larger in height / rows

<textarea cols="80" id="editor1" name="editor1" rows="1">&lt;html&gt;&lt;head&gt;&lt;title&gt;CKEditor Sample&lt;/title&gt;&lt;/head&gt;&lt;body&gt;&lt;p&gt;Create HTML Page in here &lt;strong&gt;Build a page like any html editor&lt/strong&gt;. ;&lt;/body&gt;&lt;/html&gt;</textarea>
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