<!DOCTYPE html>
<html>
<head>
<style>
body {
background-image: url('https://itupto.com/uploads/demo/2023-09-09-14-46-00-untitled.jpeg');
background-repeat: no-repeat;
background-attachment: fixed;
background-size: cover;
}
</style>
</head>
<body>
<h2>Background Cover</h2>
<p>Set the background-size property to "cover" and the background image will cover the entire element, in this case the body element.</p>
</body>
</html>