anchor.diff:  
   % override pagestyle for id page
   % id pages do not have headers or footers
  -\fancypagestyle{RtIdPageStyle}{
  +\fancypagestyle{RtIdPageStyle}{%
     \fancyhf{}
     % no line in header
     \renewcommand{\headrulewidth}{0mm}
  
positive.code: 
  % environment to render idparagraph paragraphs
  \newenvironment{RtIdParagraph}
    {
      \par
      \setlength\topsep{0pt}
      \setlength\parskip{1.089pt}
  
negative.code: 
  % environment to render level2 header
  \newenvironment{RtTitle2}
    {%
      \begin{center}
        \begin{spacing}{1.2311}
          <%= @polyglossia_default_language ? '' : '\titlefont' %>
          \fontsize{16pt}{19.2pt}\selectfont
    }
    {%
        \end{spacing}
        \vspace*{<%= @title_vspace %>pt}
      \end{center}
  