<!DOCTYPE html>
<html>
<head>
<style>
body {background-color: powderblue;}
h1 {color: blue;}
p {color: red;}
</style>
</head>
<body>
<h1>This is a
heading</h1>
<p>This is a paragraph.</p>
</body>
</html>
<h1 style="color:blue;">This is a Blue Heading</h1>
<!DOCTYPE html>
<html>
<head>
<style>
body {background-color: powderblue;}
h1 {color: blue;}
p {color: red;}
</style>
</head>
<body>
<h1>This is a
heading</h1>
<p>This is a paragraph.</p>
</body>
</html>
