For the document type, I'm using
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\documentclass[a4paper,12pt]{article}
Code: Select all
\newenvironment{changemargin}[2]{
\begin{list}{}{
\setlength{\topsep}{0pt}
\setlength{\leftmargin}{#1}
\setlength{\rightmargin}{#2}
\setlength{\listparindent}{\parindent}
\setlength{\itemindent}{\parindent}
\setlength{\parsep}{\parskip}
\addtolength{\textheight}{2cm}% <---
\setlength{\footskip}{0pt}% <---
}
\item[]
}
{\end{list}
}