<!DOCTYPE html>
<html>
<head>
<title>My Web Page</title>
<style>
h1{
background-color: yellow;
border: 2px solid red;
}
</style>
</head>
<body>
<h1>This is a heading.</h1>
</body>
</head>
</html>
<html>
<head>
<title>My Web Page</title>
<style>
h1{
background-color: yellow;
border: 2px solid red;
}
</style>
</head>
<body>
<h1>This is a heading.</h1>
</body>
</head>
</html>
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