el="help" href="http://www.w3.org/TR/CSS21/box.html#propdef-margin-bottom" />
        <link rel="help" href="http://www.w3.org/TR/CSS21/box.html#margin-properties" />
        <link rel="match" href="margin-bottom-103-ref.xht" />

        <meta name="assert" content="The 'margin-bottom' property sets a nominal length value in percentages with a plus sign." />
        <style type="text/css">
            div
            {
                position: relative;
                width: 2in;
            }
           