HTML file:	Displayed by browser:
<h1>Default heading.</h1> <h1 style="font-size:300%;">Supersized heading.</h1> The font-size is 300% bigger than default size.	Default heading. Supersized heading.
<p>Default paragraph.</p> <p style="font-size:24px;">Supersized paragraph.</p> The font-size is 24 pixels high. (Default is about 16 pixels).	Default paragraph. Supersized paragraph.

Default heading.

Supersized heading.

<p>Default paragraph.</p>
<p style="font-size:24px;">Supersized paragraph.</p>

The font-size is 24 pixels high. (Default is about 16 pixels).

Default paragraph.

Supersized paragraph.

You can use either " % " or " px " values.