block-mod.sty

% From https://www.ctan.org/pkg/block
\NeedsTeXFormat{LaTeX2e}[1996/06/01] \NeedsTeXFormat{LaTeX2e}

\usepackage{changepage}

\renewcommand*{\opening}[1]{\ifx\@empty\fromaddress
  \thispagestyle{firstpage}%
    {%\raggedleft
     \@date\par}%
  \else  % home address
    \thispagestyle{empty}%
    {%\raggedleft\begin{tabular}{l@{}}\ignorespaces
      \begin{adjustwidth}{-0.92cm}{0cm}%
        \fromaddress%
      \end{adjustwidth}%
      \vspace{2\parskip}%
      \@date %\end{tabular}
    \par}%
  \fi
  \vspace{2\parskip}%
  {\raggedright \toname \\ \toaddress \par}%
  \vspace{2\parskip}%
  #1\par\nobreak}
\renewcommand{\closing}[1]{\par\nobreak\vspace{\parskip}%
  \stopbreaks
  \noindent
  \ifx\@empty\fromaddress\else
  %\hspace*{\longindentation}
  \fi
  %\parbox{\indentedwidth}
      {\raggedright
       \ignorespaces #1\\[6\medskipamount]%
       \ifx\@empty\fromsig
           \fromname
       \else \fromsig \fi\strut}%
   \par}
\endinput
%%
%% End of file `block.sty'.