%%% Font
% Uncomment and modify to your font specs

\usepackage{fontspec}
\setmainfont{Gentium Book Basic}
\newfontfamily\TitleFamily{Linux Biolinum O}
\newfontface\TitleFont{Linux Biolinum O}
\newfontfamily\DisplayFamily{Gotu}%{Linux Biolinum O}%{NovaMono for Powerline}
\newfontface\DisplayFont{Gotu}%{Linux Biolinum O}%{NovaMono for Powerline}