%Nicht anfassen, so ist der Dokumentenaufbau
\documentclass[a4paper, 12pt]{article}
\input{settings/packages}
\input{settings/page}
\begin{document}
\input{settings/titlepage}
\setcounter{page}{1}
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\section{Einleitung} \label{einleitung}
Text der Einleitung
\section{Hauptteil}
Text des Hauptteils
\subsection{Unterüberschrift 1}
Hier wird der Artikel von \textcite{Abadi.2016} zitiert
\section{Schluss}
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%%%%%Ende des Dokuments%%%%%
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\newpage
\input{settings/endofdocument}
\end{document}