Hier der Code mit dem das PDF erstellt wurde:
\documentclass[pdftex,a4paper,12pt]{scrartcl}
\usepackage[ngerman]{babel}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{bookman}
\usepackage{listings}
\usepackage[pdftex]{color}
\begin{document}
\lstset{
language = html,
extendedchars = true,
basicstyle = \ttfamily,
backgroundcolor = \color[gray]{0.90},
numbers = left,
numberstyle = \tiny,
frame = single,
framexleftmargin = 5pt,
rulesep = 5pt,
framexrightmargin = 5pt,
framexbottommargin = 5pt,
framextopmargin = 5pt,
xleftmargin = 5pt,
xrightmargin = 5pt,
framerule = 0pt,
tabsize = 8,
breaklines = true,
captionpos = b}
\begin{lstlisting}
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
\end{lstlisting}
\end{document}
