Change font size in JavaScript

Description

The following code shows how to change font size.

Example


<!DOCTYPE html>
<html>
<body>
<div id="div1">
This is a DIV element. Click me to see the change.
</div><!--   w ww . j  av a 2s.  c o  m-->
<script type="text/javascript">
var div = document.getElementById("div1");

div.style.backgroundColor="#00f";
div.style.width="500px";
div.style.color="#fff";
div.style.height="200px";
div.style.paddingLeft="50px";
div.style.paddingTop="50px";
div.style.fontFamily="Verdana";
div.style.fontSize="2em";
div.style.border="3px dashed #ff0";
div.style.position="absolute";
div.style.left="20px";
div.style.top="10px";
div.style.textDecoration="underline";

</script>
</body>
</html>

Click to view the demo

The code above generates the following result.

Change font size in JavaScript
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