Не отображается BORDER
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Bg clip</title>
<style >
.example{background: url(image.jpg);
background-clip: border-box;
border: 20px blue !important;}
</style>
</head>
<body>
<p class="example">ABCDEFG</p>
</body>
</html>