% https://stackoverflow.com/questions/22156999/how-to-change-the-style-of-bullets-in-pandoc-markdown

\usepackage{enumitem}
\usepackage{amsfonts}

\setlist[itemize,1]{label=$\bullet$}
\setlist[itemize,2]{label=$\circ$}
\setlist[itemize,3]{label=$\star$}

%% \setlist[itemize,2]{label=$\diamond$}
%% \setlist[itemize,1]{label=$\star$}
%% \setlist[itemize,1]{label=$\bullet$}
%% \setlist[itemize,1]{label=$\checkmark$}