diff --git a/latex-htw-2015-uebung.cls b/latex-htw-2015-uebung.cls
new file mode 100644
index 0000000..db31978
--- /dev/null
+++ b/latex-htw-2015-uebung.cls
@@ -0,0 +1,81 @@
+\NeedsTeXFormat{LaTeX2e}[1995/12/01]
+\ProvidesClass{latex-htw-2015-uebung}[2015/05/17]
+\LoadClass[parskip=half-]{scrartcl}
+
+%%%
+
+\RequirePackage[T1]{fontenc}
+\RequirePackage[utf8]{inputenc}
+\RequirePackage[ngerman]{babel}
+
+\RequirePackage[scale=0.95]{tgpagella}
+\RequirePackage[scale=0.92]{tgheros}
+\RequirePackage[scaled=0.83]{beramono}
+\RequirePackage{mathpazo}
+\RequirePackage{pdfpages}
+\RequirePackage{csquotes}
+
+\RequirePackage{listings,xcolor}
+\lstset{language=[LaTeX]TeX,
+  basicstyle=\ttfamily,
+  keywordstyle={\color{blue}\bfseries},
+  frame=tb,
+  extendedchars=true,
+  literate=%
+    {ä}{{\"a}}1
+    {ö}{{\"o}}1
+    {ü}{{\"u}}1
+    {Ä}{{\"A}}1
+    {Ö}{{\"O}}1
+    {Ü}{{\"U}}1
+    {ß}{{\ss}}1,
+    numbers=left,
+    numberstyle=\tiny,
+    stepnumber=1,
+    morekeywords={[0]lvert,rvert,mathbb,maketitle,printbibliography,addbibresource,autocite,footcite,middle,
+    visible,uncover,usetheme,only,frametitle,institute},
+    escapeinside={(*@}{@*)},
+}
+
+\RequirePackage{etoolbox}
+\BeforeBeginEnvironment{lstlisting}{\medskip}
+\AfterEndEnvironment{lstlisting}{\medskip}
+
+\RequirePackage{tikz}
+\RequirePackage{graphicx}
+\RequirePackage{url}
+\RequirePackage{amsmath}
+
+\pagestyle{empty}
+
+%%%
+
+\renewcommand{\maketitle}{
+  \begin{tikzpicture}[overlay]
+    \node at (12.5,0.3) [black!50,text width=5cm,align=right] {\url{http://algebra20.de/dtl15}};
+    \node at (4,0.4) {\scalebox{2}{\textcolor{black!20}{\Huge Einführung}}};
+    \node at (12, -2.5) {\scalebox{2}{\textcolor{black!20}{\Huge in
+          \LaTeX}}};
+  \end{tikzpicture}
+
+  \begin{center}
+    \makeatletter
+    \textcolor{black}{\LARGE \textbf{\textsc{\@title}}}
+
+    \textcolor{black!70}{\@date}
+    \makeatother
+  \end{center}
+  \textcolor{black!50}{\null }
+  \medskip
+
+  \vspace*{2\baselineskip}
+}
+
+%%%
+
+\newcounter{tasks}[enumi]
+\setcounter{tasks}{0}
+\newcommand{\NewTask}{
+  \refstepcounter{tasks}
+  \section*{\thetasks.~Aufgabe}
+}