width-properties" />
        <meta name="flags" content="" />
        <meta name="assert" content="The 'border-left-width' property supports a nominal length value in picas that sets the width of the left border." />
        <style type="text/css">* { margin: 0; padding: 0 }
            div
            {
                height: 1in;
            }
            #reference
            {
                background-color: black;
                width: 1in;
                margin-top: 5px;
           