       <meta name="flags" content="" />
        <meta name="assert" content="The 'clip' property sets a of seventy-two points for all sides of the clipping rectangle." />
        <style type="text/css">* { margin: 0; padding: 0 }
            div
            {
                background: red;
                clip: rect(+72pt, +72pt, +72pt, +72pt);
                height: 3in;
                position: absolute;
                width: 3in;
            }
        </style>
    </head>
    <body>
  