/CSS21/box.html#collapsing-margins" />
		<link rel="match" href="margin-collapse-020-ref.xht" />

        <meta name="flags" content="ahem image" />
        <meta name="assert" content="For HTML pages the html element does not collapse its margins with other elements." />
        <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
        <style type="text/css">
            html
            {
                background: url('support/margin-collapse-020.png') 0 -1em no-repeat;
                fo