\mode<presentation>

% Settings
\setbeamercolor*{title page header}{fg=white}
\setbeamercolor*{author}{fg=white}
\setbeamercolor*{date}{fg=white}
\setbeamercolor*{item}{fg=orange}
\setbeamercolor{normal text}{fg=white}
% Items
\setbeamertemplate{items}[square]
\setbeamertemplate{sections/subsections in toc}[square]

\mode
<all>