<html>
<head>
<style type="text/css">
body {
font-size: 12px;
text-indent: 2.54cm;
}
h1 { font-size: 15px }
</style>
</head>
<body>
    <h1>Html Heading</h1>
    <p>try various units of measure.</p>
</body>
</html>