Try it Editor: A heading with a 15px thick top border

Edit This Code :


<!DOCTYPE html>
<html>
<head>
<style>
h1 {
    border-top-style: solid;
    border-top-width: 15px;
}

div {
    border-style: solid;
    border-top-width: 15px;
}
</style>
</head>
<body>

<h1>A heading with a 15px thick top border</h1>

<div>A div element with a 15px thick top border.</div>

<p><strong>Note:</strong> Always declare the border-top-style or the border-style property before the border-top-width property. An element must have a border before you can change the color.</p>
</body>
</html>

Result :