%\usepackage{epic}
%\usepackage{eepic}
+%\usepackage{layout}
+
\usepackage{graphicx}
\graphicspath{{../img/}}
\newcommand{\dista}[1]{\unit[#1]{\AA}{}}
\newcommand{\perc}[1]{\unit[#1]{\%}{}}
+%\layout
+
+% no vertical centering
+%\centerslidesfalse
+
+
% topic
\begin{slide}