% should cover
% + Title and part pages.
% + Itemize environments.
% + Enumerate environments.
% + Description environments.
% + Block environments.
% + Theorem and proof environments.
% + Figures and tables.
% + Footnotes.
% + Bibliography entries.

\mode<presentation>


% Title page
\defbeamertemplate*{title page}{pas}[1][]
{
   \vskip1.8cm%
	\begin{beamercolorbox}[wd=10cm,leftskip=1.4cm,sep=8pt,center,#1]{title page header}
      \usebeamerfont{title}\inserttitle%
      \ifx\insertsubtitle\@empty%
          \strut\par%
      \else
          \vskip1ex
          \par{\usebeamerfont*{subtitle}{\usebeamercolor[fg]{subtitle}\insertsubtitle}\strut\par}%
      \fi%%
   \end{beamercolorbox}%
    \vskip3ex%
    \begin{beamercolorbox}[wd=12cm,leftskip=3cm,center,#1]{author}
      \usebeamerfont{author}\insertauthor%
    \end{beamercolorbox}
     \vskip0.2cm%
    \begin{beamercolorbox}[wd=12cm,leftskip=3cm,center,#1]{date}
      \usebeamerfont{author}\insertdate%
    \end{beamercolorbox}
  \vfill
}



% Items
\setbeamertemplate{items}[square]
\setbeamertemplate{sections/subsections in toc}[square]

%bibliography
\setbeamertemplate{bibliography item}[text]

\mode
<all>