<!DOCTYPE html>
<html>
<head>
<title>Border-top property in CSS</title>
<style type="text/css">
div {
border-top: inherit;
border-style: dashed;
border-color: red;
background-color: green;
height: 100px;
width: 100px;
font-weight: bold;
text-align: center;
}
</style>
</head>
<body>
<div>This box has a border on the top side.</div>
</body>
</html>