Basic beamer template

beamer.tex

\documentclass{beamer}
\usepackage[utf8]{inputenc}

% Just for sampling
\usepackage{lipsum}

% Font warning suppression
\usepackage{ulem}
\usepackage{lmodern}

% Overlay pauses
\setbeamercovered{dynamic}

% Printing fits a page
\usepackage{pgfpages}
\pgfpagesuselayout{resize to}[a4paper, landscape]

% Center beamer frame
\setbeamersize{text margin left=3mm, text margin right=3mm}

% Section and total *frame* number in the footer
\setbeamertemplate{footline}{%
    \raisebox{\baselineskip}{\insertsection}%
    \hfill%
    \raisebox{\baselineskip}{\insertframenumber/\inserttotalframenumber}%
}

% No navigation symbols. Seriously, who even uses these?
\beamertemplatenavigationsymbolsempty

% Standard boxes colors
\usecolortheme{orchid}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\title{A minimal beamer theme}
\author{Pietro Saccardi}
\institute{GitHub Gists}
\date{\today}

\begin{document}
    % Suppress warnings
    \normalem

    \begin{frame}
        \titlepage
    \end{frame}
    \begin{frame}{TOC}
        \tableofcontents
    \end{frame}

\section{Recap}
    \begin{frame}{Catilinarie}
        \begin{block}{Titled block}
            \begin{itemize}
                \item \alert<1>{Quousque tandem abutere},
                \item Catilina,
                \pause
                \item \alert<2>{patientia nostra?}
                \pause
                \item Quem ad finem sese effrenata iactabit audacia?
            \end{itemize}
        \end{block}
    \end{frame}

\section{Lorem ipsum}
    \begin{frame}{De finibus bonorum et malorum}
        \begin{alertblock}{Lorem 2}
            \pause
            \lipsum[2]
        \end{alertblock}
    \end{frame}

\section{Quid novi?}
    \begin{frame}{Neque porro quisquam est qui do\dots}
        \begin{exampleblock}{\dots lorem ipsum quia dolor\dots}
            \lipsum[1]
        \end{exampleblock}
    \end{frame}

    \begin{frame}
        \centering\Huge Questions?
    \end{frame}
\end{document}