\documentclass[12pt]{article}
%%%%%%%%%%%  PAGE SIZE %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
\setlength{\hoffset}{-24mm}
\setlength{\voffset}{-24mm}
\setlength{\headheight}{0mm}
\setlength{\headsep}{0mm}
\setlength{\topskip}{0mm}
\setlength{\paperheight}{297mm}
\setlength{\paperwidth}{210mm}
\setlength{\textwidth}{180mm}
\setlength{\textheight}{250mm}
\setlength{\topmargin}{25mm}
\setlength{\oddsidemargin}{15mm}
\setlength{\evensidemargin}{15mm}
\setlength{\parindent}{0mm}
\renewcommand{\baselinestretch}{1.2}

%%%%%%%%%%%   PACKAGE  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
\date{}
\pagestyle{empty}

\begin{document}

\begin{center}
{\bf \Large TITLE}\\
Firstname Lastname\\
{\em Department}\\
{\em Address}\\
{\tt \small emailid@elsewhere}\\
\end{center}

Text ... \\

\end{document}

