="help" href="http://www.w3.org/TR/CSS21/colors.html#propdef-background" />
        <link rel="help" href="http://www.w3.org/TR/CSS21/colors.html#background-properties" />
        <link rel="match" href="../reference/ref-filled-black-96px-square.xht" />

        <meta name="flags" content="" />
        <meta name="assert" content="The 'background' property applies to elements with 'display' set to 'table-header-group'." />
        <style type="text/css">
            #test
            {
                displ