beamerinnerthemelingnan.sty

\mode<presentation>

% Modified from innertheme circles
\useinnertheme{circles}

% Cancel the navigation symbols on the right bottom
\setbeamertemplate{navigation symbols}{}

\setbeamertemplate{section in toc}[square]
\setbeamertemplate{enumerate items}[default]
\setbeamertemplate{blocks}[rounded]
\setbeamertemplate{bibliography item}{\insertbiblabel}

% Overlay setting
\setbeamercovered{dynamic}

\mode<all>