<!DOCTYPE html>
<html>
<head>
<style>
h1 {background-color: yellow;}
h1 {background-color: red;}
</style>
</head>
<body>
<h1>This is heading 1</h1>
</body>
<!-- /css/tryit.asp?filename=trycss_specificity1 Thu, 06 Feb 2025 18:27:29 GMT -->
</html>