HTML and CSS Reference
In-Depth Information
Figure 15.47
A Web site explaining the philosophy.
<input type = "text"
id = "email"
onChange="checkEmail()">
JavaScript Behavior
body { background-color:silver; }
p.first { font-family:"sans serif"; }
h1, h2, h3 { color: darkblue; }
CSS Styles
<html>
<head>
<title>HTML Page</title>
</head>
<body>
<h3>Hello, world!</h3>
</body>
</html>
HTML Content
Figure 15.48
Three layers that make up a Web page.
