<!DOCTYPE html>
<html>
<head>
<title>Xem ví dụ</title>
<style type="text/css">
body{
background-image: url(../image/pic1.jpg);
}
</style>
</head>
<body>
<h1>Tài liệu học lập trình web</h1>
</body>
</html>
url(../image/pic1.jpg)
url(../image/pic2.jpg)
url(../image/pic1.jpg), url(../image/pic2.jpg)
url(../image/pic2.jpg), url(../image/pic1.jpg)