<html>
<head>
<style>
body {
background-color: lightgrey;
color: blue;
}
h1 {
background-color: black;
color: white;
}
div {
background-color: blue;
color: white;
}
</style>
</head>
<body>
<h1>This is a Heading</h1>
<p>This page has a grey background color and a blue text.</p>
<div>This is a div.</div>
</body>
</html>