\documentclass{congresso_eng_quimica}
% Insert your personal information
\myTitle{Smile, you are in Bahia}
\mySubTitle{New way of seeing life}
\myAuthor{Leonardo Souza}
\myDate{\today}
\myAffiliate{UFBA}
% Use these commands to adjust the position
\titleXShift{-2cm} % Shift the title horizontally. Use negative for left, positive for right.
\titleYShift{2cm} % Shift the title vertically. Use negative for down, positive for up.
\subtitleXShift{-2cm} % Shift the title horizontally. Use negative for left, positive for right.
\subtitleYShift{2cm} % Shift the title vertically. Use negative for down, positive for up.
% Specify the font for the title and subtitle
\titleFont{\bfseries\large}
\subtitleFont{\itshape\small}
\BoxLimits{1.035}
\begin{document}
\maketitle
\begin{frame}{\center Title}
Some text
\end{frame}
\begin{frame}{\center Title}
Some text 2
\end{frame}
% Your content for the last slide
\insertendpage{
\begin{center}
\huge Thank you!
\end{center}
}
% Other frames and content
\end{document}