<!DOCTYPE html>
<html>
<head>
<title>CSS Borders: border-top-width: 5px, reference</title>
<style>
  div { border-top-style: solid; border-top-width: 5px; }
</style>
</head>
<body>
  <p>There should be a black line below and no red.</p>
  <div></div>
</body>
</html>
