Tryit Editor v1.8

Source Code:

<!DOCTYPE html>
<html>
<head>
<style>
body
{
background-image:url('paper.gif');
}
</style>
</head>

<body>
<p>By default, a background image will be repeated both vertically and horizontally.</p>
</body>
</html>

Result:

W3Schools.com - Try it yourself

Edit the code above and click "Submit Code" to see the result.