<?xml version="1.0"?>
<fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format"
         xmlns:xfc="http://www.xmlmind.com/foconverter/xsl/extensions">

  <fo:layout-master-set>
    <fo:simple-page-master margin-bottom="1.5cm" margin-left="1.5cm"
                           margin-right="1.5cm" margin-top="1.5cm"
                           master-name="A4" page-height="29.7cm"
                           page-width="21cm">
      <fo:region-body margin-bottom="0.5cm" margin-top="0.5cm" />
      <fo:region-before display-align="before" extent="0.5cm" />
      <fo:region-after display-align="after" extent="0.5cm" />
    </fo:simple-page-master>
  </fo:layout-master-set>

  <fo:page-sequence master-reference="A4">
    <fo:flow flow-name="xsl-region-body">
      <fo:block>During take-off and landing, 
        <fo:inline xfc:user-style="Warning">always keep your seat belt 
        fastened</fo:inline>.</fo:block>
    </fo:flow>
  </fo:page-sequence>

</fo:root>