Example of Scalable Font Sizes Using Percentage Sizing
This paragraph is rendered in your browser's default font size. It is likely to be 16 pixels if you have not changed the base font through browser preference, options, or the view menu. The following text is contained within the STRONG tag, so it is formatted as 200%. The following text is contained within the SPAN tag, so it is formatted as 74%.
This paragraph demonstrates the effect of percentage sizing if a user has changed the browser's default font size to 20 pixels. The following text is contained within the STRONG tag, so it is formatted as 200%. The following text is contained within the SPAN tag, so it is formatted as 74%.
Notice that this page renders identically to the previous example.