<html>
<head>
    <style>
        div {
            border-width: 21px 30px 30px 21px;
            border-style: solid;
            width: 75px;
            height: 75px;
            margin: 10px;
            display: inline-block;
            border-image-source: url("resources/border-image.png");
            border-image-slice: 21 30 30 21 fill;
            border-image-width: 30;
        }

        div.rr {
            border-image-repeat: repeat;
        }

        div.rs {
            border-image-repeat: repeat stretch;
        }

        div.sr {
            border-image-repeat:stretch repeat;
        }

        div.ss {
            border-image-repeat: stretch;
        }
    </style>
</head>
<body>
    <div class="rr"></div>
    <div class="rs"></div><br>
    <div class="sr"></div>
    <div class="ss"></div>
</body>
</html>