How can you change the color and font of document in JavaScript?

How can you change the color and font of document in JavaScript?


  <!DOCTYPE html>
<html>
<head>
	<title>Ques No. 12</title>
</head>
<body>
	<h1 id="text">Hello World</h1>
	<button onclick="myfun()">Click here</button>
	<p>Click to Change color and font of a text</p>

	<script type="text/javascript">
		function myfun() {
			var txt = document.getElementById("text").style;
			txt.color = 'red';
			txt.font = 'icon';
		}
	</script>
</body>
</html>

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