lines" />
        <meta name="flags" content="" />
        <meta name="assert" content="The 'outline-width' property supports a minimum length value in pixels that that has a plus sign before it." />
        <style type="text/css">* { margin: 0; padding: 0 }
            div
            {
                outline: solid red;
                outline-width: +0px;
            }
        </style>
    </head>
    <body>
        <p>Test passes if there is no red visible on the page.</p>
        <div>Fil