\usepackage{a4wide}
\usepackage[latin1]{inputenc}
% \usepackage[german]{babel}
+\usepackage{float}
\usepackage{graphics}
\begin{document}
\bibliographystyle{unsrt}
\sffamily
+\parindent0pt
+
\pagestyle{empty}
\pagenumbering{roman}
% plain für unten, empty für leer
\input{body}
-
\end{document}
\ No newline at end of file