use listings correctly

Makefile

@@ -7,4 +7,4 @@ bbl: paper.tex
 	bibtex paper.aux
 
 paper.tex:
-	pandoc -s --filter pandoc-fignos --filter pandoc-citeproc --filter pandoc-crossref --natbib paper.md -o paper.tex --bibliography paper.bib --listings -H listings-setup.tex --template revtex.template
+	pandoc -s --filter pandoc-fignos --filter pandoc-citeproc --filter pandoc-crossref --natbib paper.md -o paper.tex --bibliography paper.bib --listings --template revtex.template

listings-setup.tex

-% Contents of listings-setup.tex
-\usepackage{xcolor}
-
-\lstset{
-    basicstyle=\ttfamily,
-    numbers=left,
-    keywordstyle=\color[rgb]{0.13,0.29,0.53}\bfseries,
-    stringstyle=\color[rgb]{0.31,0.60,0.02},
-    commentstyle=\color[rgb]{0.56,0.35,0.01}\itshape,
-    numberstyle=\footnotesize,
-    stepnumber=1,
-    numbersep=5pt,
-    backgroundcolor=\color[RGB]{248,248,248},
-    showspaces=false,
-    showstringspaces=false,
-    showtabs=false,
-    tabsize=2,
-    captionpos=b,
-    breaklines=true,
-    breakatwhitespace=true,
-    breakautoindent=true,
-    escapeinside={\%*}{*)},
-    linewidth=\textwidth,
-    basewidth=0.5em,
-}

revtex.template

@@ -67,6 +67,32 @@
 % workaround for https://github.com/jgm/pandoc/issues/4716
 \newcommand{\passthrough}[1]{\lstset{mathescape=false}#1\lstset{mathescape=true}}
 
+\usepackage{xcolor}
+
+\lstset{
+    basicstyle=\ttfamily,
+    numbers=left,
+    keywordstyle=\color[rgb]{0.13,0.29,0.53}\bfseries,
+    stringstyle=\color[rgb]{0.31,0.60,0.02},
+    commentstyle=\color[rgb]{0.56,0.35,0.01}\itshape,
+    numberstyle=\footnotesize,
+    stepnumber=1,
+    numbersep=5pt,
+    backgroundcolor=\color[RGB]{248,248,248},
+    showspaces=false,
+    showstringspaces=false,
+    showtabs=false,
+    tabsize=2,
+    captionpos=b,
+    breaklines=true,
+    breakatwhitespace=true,
+    breakautoindent=true,
+    escapeinside={\%*}{*)},
+    linewidth=0.9\textwidth,
+    basewidth=0.5em,
+}
+
+
 \begin{document}
 
 \title{$if(title)$$title$$endif$}