\mode<presentation>

\def\beamer@andinst{\\[0.5em]}

\setbeamertemplate{background}{
  \begin{tikzpicture}
    \useasboundingbox (0,0) rectangle(\the\paperwidth,\the\paperheight);
    % the header
    \fill[gray, anchor=north west] (0,\the\paperheight) rectangle(\the\paperwidth,\paperheight-1.4cm);
    % ccc logo on the left (only on title page)
    \ifnum\thepage=1\relax%
    \node[anchor=west, inner sep=0] (header) at (0.25cm,\paperheight-0.7cm) {
          \includegraphics[width=90px]{ccc_img/cclogo.pdf}};
    \fi
    % cfaed logo on the right (only on title page or if cfaedlogo is set)
    \ifbeamer@cfaedlogo
    \node[anchor=east, inner sep=0] (header) at (\paperwidth-0.25cm,\paperheight-0.7cm) {
      \includegraphics[width=60px]{ccc_img/cfaed.png}};
    \else
    \ifnum\thepage=1\relax%
    \node[anchor=east, inner sep=0] (header) at (\paperwidth-0.25cm,\paperheight-0.7cm) {
          \includegraphics[width=60px]{ccc_img/cfaed.png}};
    \fi
    \fi
    % the footer
    \node[anchor=south west, inner sep=0] (footer) at (0,0) {
      \ifnum\thepage=1\relax%
      \includegraphics[width=\paperwidth]{ccc_img/titlefooter.png}
      \fi
      \includegraphics[width=\paperwidth]{ccc_img/footer.png}};
    \ifnum\thepage>1\relax%
    % page number on the left
    \node[anchor=west, inner sep=0] (pagenum) at (0.2,0.55) {
      \usebeamerfont{pagenum}\usebeamercolor[fg]{pagenum}\insertframenumber};
    % page ccc logo on the right
    \ifbeamer@ccclogo
    \node[anchor=east, inner sep=0] (pagenum) at (\pagewidth-0.2,0.55) {
      \includegraphics[width=50pt]{ccc_img/cclogo.pdf}};
    \fi
    \fi
  \end{tikzpicture}
}

\defbeamertemplate*{title page}{ccc}[1][]{
  \vskip1cm%
  \begin{beamercolorbox}[wd=\textwidth,#1]{title page header}
    \usebeamerfont{title}\inserttitle\par%
    \medskip
    \usebeamerfont{subtitle}\insertsubtitle\par%
  \end{beamercolorbox}%
  \vskip0.5cm%
  \begin{beamercolorbox}[wd=\textwidth,#1]{author}
    \usebeamerfont{author}\insertauthor%
  \end{beamercolorbox}
  \vskip0.5cm%
  \begin{beamercolorbox}[wd=\textwidth,#1]{institute}
    \usebeamerfont{institute}\insertinstitute%
  \end{beamercolorbox}
  \vskip0.5cm%
  \begin{beamercolorbox}[wd=\textwidth,#1]{date}
    \usebeamerfont{date}\insertdate%
  \end{beamercolorbox}
  \vfill
}

% Frame title
\defbeamertemplate*{frametitle}{ccc}[1][]
{
  \begin{tikzpicture}
    \useasboundingbox (0,0) rectangle(\textwidth,1.4cm);
    \ifx\insertframesubtitle\@empty%
    \node[anchor=west, inner sep=0, text width=\textwidth, align=left] at (0,0.7){
      \usebeamerfont{frametitle}\insertframetitle};
    \else
    \node[anchor=west, inner sep=0, text width=\textwidth, align=left] at (0,0.7){
      \usebeamerfont{frametitle}\insertframetitle\\
      \usebeamerfont{framesubtitle}\insertframesubtitle};
    \fi
  \end{tikzpicture}
}

\defbeamertemplate*{block begin}{ccc}
{
  \par\vskip\medskipamount%
  \usebeamercolor{block title}
  \begin{tikzpicture}
    \node [
      draw=fg, inner sep=1ex,
      text width=\textwidth-2ex-1pt,
      minimum width=\textwidth-1pt,
      rounded corners
    ] (BOXCONTENT) \bgroup%
    \ifx\insertblocktitle\@empty\else\par\fi
    \usebeamerfont{block body}
    \usebeamercolor[fg]{block body}
}

\defbeamertemplate*{block end}{ccc}
{
  \egroup;
  \usebeamercolor{block title}
  \ifx\insertblocktitle\@empty
  \else{
    \node[ fill=bg, anchor=west, text=fg, rounded corners ] at
      ([shift={(5pt,0)}]BOXCONTENT.north west) {\insertblocktitle};
  }
  \fi
  \end{tikzpicture}
  \vskip\smallskipamount
}

\defbeamertemplate*{block example begin}{ccc}
{
  \par\vskip\medskipamount%
  \usebeamercolor{block title example}
  \begin{tikzpicture}
    \node [
      draw=fg, inner sep=1ex,
      text width=\textwidth-2ex-1pt,
      minimum width=\textwidth-1pt,
      rounded corners
    ] (BOXCONTENT) \bgroup%
    \ifx\insertblocktitle\@empty\else\par\fi
    \usebeamerfont{block body}
    \usebeamercolor[fg]{block body}
}

\defbeamertemplate*{block example end}{ccc}
{
  \egroup;
  \usebeamercolor{block title example}
  \ifx\insertblocktitle\@empty
  \else%
  {
    \node [ fill=bg, anchor=west, text=fg, rounded corners]
      at ([shift={(5pt,0)}]BOXCONTENT.north west) {\insertblocktitle};
  }
  \fi
  \end{tikzpicture}
  \vskip\smallskipamount
}

\defbeamertemplate*{block alerted begin}{ccc}
{
  \par\vskip\medskipamount%
  \usebeamercolor{block title alerted}
  \begin{tikzpicture}
    \node [
      draw=fg, inner sep=1ex,
      text width=\textwidth-2ex-1pt,
      minimum width=\textwidth-1pt,
      rounded corners
    ] (BOXCONTENT) \bgroup%
    \ifx\insertblocktitle\@empty\else\par\fi
    \usebeamerfont{block body}
    \usebeamercolor[fg]{block body}
}

\defbeamertemplate*{block alerted end}{ccc}
{
  \egroup;
  \usebeamercolor{block title alerted}
  \ifx\insertblocktitle\@empty
  \else%
  {
    \node [fill=bg, anchor=west, text=fg, rounded corners] at
      ([shift={(5pt,0)}]BOXCONTENT.north west) {\insertblocktitle};
  }
  \fi
  \end{tikzpicture}
  \vskip\smallskipamount
}

% Items
\setbeamertemplate{itemize items}{\Squarepipe}

\setbeamertemplate{footline}{\vspace{4mm}}

\setbeamertemplate{section in toc}[sections numbered]
\setbeamertemplate{subsection in toc}[subsections numbered]

\mode<all>