<fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format" >
     <fo:layout-master-set>
          <fo:simple-page-master master-name="test-page-master" page-width="8.5in" page-height="11in">
               <fo:region-body margin-top="0.4in"/>
          </fo:simple-page-master>
     </fo:layout-master-set>
     <fo:page-sequence master-name="test-page-master">
          <fo:flow flow-name="xsl-region-body">
               <fo:block background-color="gray"> This element is unstyled save for a background color of gray. However, it contains an
                    <fo:inline background-color="red" margin-left="25px">inline element of margin-left 25px and background-color of red</fo:inline>, which should result in 25-pixel left margin only in the first line in which the inline box appears.
               </fo:block>
          </fo:flow>
     </fo:page-sequence>
</fo:root>