Lesson 1: Basic HTML Tags
(Horizontal Rules)

The <hr /> tag also has a "size" attribute to control the thickness of the line in pixels.

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<title>Welcome to HTML</title>
</head>

<body bgcolor="#bdbdbd" text="black">
This line is 2 pixels thick
<hr size="2" />
This line is 4 pixels thick
<hr size="4" />
This line is 8 pixels thick
<hr size="8" />
This line is 16 pixels thick
<hr size="16" />
</body>
</html>