Filed In:
Type Measurements
There are many opinions about the best type measurement is best for the screen. The W3C and other usability experts recommend using ems or percentages, while respected designers recommend using pixels or nothing at all. Read the arguments and decide for yourself.
How Do You Measure Your Fonts - Do You Use Em or What?
There are lots of different ways to measure fonts. Find out what other Web designers do and share your own techniques for sizing your fonts on your Web pages.
HTML Size Tag - Does It Exist?
Is there an HTML size tag? How do you change the size of elements like fonts on your Web page without an HTML size tag? Learn how to change the font size on a Web page or adjust the sizes of your images.
Using Points, Pixels, Ems, or Percentages for CSS Fonts
Pixels vs points - deciding what unit of measure to use on Web page style sheets is a hotly contended issue. Ems, pixels, and exs are relative units, while points, picas, inches and milimeters are absolute. Is one better than the other?
Let Users Control the Font Size
A Jakob Nielsen article about the tyrany of Web designers that are affecting the usability of their sites.
Sample Using Ems for Sizing
A sample Web page using ems for sizing to explain how it works.
A Simplified Guide to CSS
Two quick rules for deciding what unit of measure to use.
CSS Sizes
CSS has many different ways to define the size of a font or other element on the page: percentages (%), keywords (big, small), ems (em), pixels (px), points (pt), and there are reasons for using all of them in different situations. Understanding the different CSS size options you have will help you create better websites because your typography...
How Big is an Em?
The em is a relative font size measure that defines the font size based on how big it is in relation to it's parent. In other words, a font that is 1em in size is the exact same size as the container's font size. A font that is 1.5em is 50% larger and one that is 0.5em is 50% smaller than the parent element's font size.