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	Iframe Syntax	<iframe src="URL"></iframe>
		<iframe src="demo_iframe.htm" height="200" width="300"></iframe>	Use the height and width attributes to specify the size of the iframe.
			The attribute values are specified in pixels by default, but they can also be in percent (like "80%").
	Iframe - Remove the Border	<iframe src="demo_iframe.htm" style="border:none;"></iframe>	By default, an iframe has a border around it.
			To remove the border, add the style attribute and use the CSS border property
		<iframe src="demo_iframe.htm" style="border:2px solid grey;"></iframe>	With CSS, you can also change the size, style and color of the iframe's border
	iframe Attributes
		align	left  (Not supported in HTML5.)
			right
			top
			middle
			bottom
		height	pixels
		width	pixels
		src	URL
		srcdoc	HTML_code   (HTML5. Specifies the HTML content of thepage to show in the <iframe>
		scolling	yes   (Not supported in HTML5.)
			no   (Specifies whether or not to display scrollbars in an <iframe>
			auto
		<iframe> supports the Global Attributes in HTML
		<iframe> supports the Event Attributes in HTML