\definecolor{bg}{rgb}{0.92,0.92,0.92}
\definecolor{cm}{rgb}{0.1,0.6,0.1}
\definecolor{kw}{rgb}{0.8,0.1,0.1}
\definecolor{str}{rgb}{0.1,0.1,0.8}
\lstset{
basicstyle=\ttfamily\scriptsize,
numbers=left,
numbersep=0.25em,
backgroundcolor=\color{bg},
commentstyle=\color{cm},
keywordstyle=\color{kw},
stringstyle=\color{str},
}
