ty" />
        <meta name="flags" content="" />
        <meta name="assert" content="The 'visibility' property applies to elements with 'display' set to 'run-in'." />
        <style type="text/css">
            #div1
            {
                background: red;
                display: run-in;
                height: 1in;
                visibility: hidden;
                width: 1in;
            }
            .box
            {
                background: black;
                height: 1em;
             