<?xml version="1.0" encoding="UTF-8"?>

<fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format">
  
  <fo:layout-master-set>
    <fo:simple-page-master master-name="portrait" 
      page-width="150mm" page-height="150mm" 
      margin-top="10mm" margin-bottom="10mm" margin-left="10mm" margin-right="10mm">
      <fo:region-body margin-top="0mm" margin-bottom="0mm" margin-left="0mm" margin-right="0mm" />
    </fo:simple-page-master>
  </fo:layout-master-set>

  
  <fo:page-sequence master-reference="portrait">
    <fo:flow flow-name="xsl-region-body" font-family="Arial">
      <fo:block break-after="page">111111111111111111111111</fo:block>
      <fo:block break-after="page"></fo:block>
      <fo:block>222222222222222222222222</fo:block>
    </fo:flow>
  </fo:page-sequence>
</fo:root>