index.html

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>无标题文档</title>
<style type="text/css">
<!--
.style1 {
	font-size: large;
	color: #3300FF;
	font-weight: bold;
}
-->
</style>
</head>

<body>	
<div align="center" class="style1">hello world !</div>
</body>
</html>