%% https://stackoverflow.com/questions/40975004/pandoc-latex-change-backtick-highlight
\usepackage{fancyvrb,newverbs,xcolor}

%\definecolor{Light}{gray}{.90}
%% https://martin-thoma.com/colors-in-latex/
%% https://en.wikibooks.org/wiki/LaTeX/Colors
\definecolor{Light}{HTML}{F4F4F4}

\let\oldtexttt\texttt
\renewcommand{\texttt}[1]{
  \colorbox{Light}{\oldtexttt{#1}}
}

