\documentclass{article}

\usepackage{amsfonts,amsmath,amssymb,amsthm}
\usepackage{enumitem}
% You can include other packages (if needed). 

\usepackage[utf8]{inputenc}
% The character encoding should be in UTF-8.

\setlength\paperheight     {230mm}
\setlength\paperwidth      {160mm}
\setlength\textheight      {186mm}
\setlength\textwidth       {124mm}
\setlength\oddsidemargin   {0mm}
\setlength\evensidemargin  {0mm}
\setlength\topmargin       {0mm}
\hoffset=-8.5mm
\voffset=-8mm

% Please try to avoid using your own commands.

\begin{document}


\begin{center}
{\Large{\bf Title\\}}         % Title of your presentation
\medskip
{\bf Author\\}                % Full name (without titles) of the presenting author
\medskip
({\it University\/})          % Affiliation
\end{center}
% If you want to credit co-authors, you can mention them in the abstract text.

\bigskip
\bigskip

Abstract
% The text of your abstract

% References are optional. Most abstracts do not need references. 
% If you want to include references, please use the thebibliography environment and a list of \bibitem commands.

\end{document}

% Send both .tex and .pdf of your abstract to sgsia21@karlin.mff.cuni.cz.
