\usepackage[T1]{fontenc}
\usepackage[cm]{fullpage}
\usepackage[frenchb]{babel}
+\usepackage{amsmath}
\usepackage{xspace}
\usepackage{hyperref}
%\smallskip
-\begin{center}\decofourleft\end{center}
+%\begin{center}
+\[
+\text{\decofourleft}
+\]
+%\end{center}
%\[ \sim \]
%\smallskip
%\noindent\emph{#1}
\title{La compagnie d'aventuriers des Pieds Jaloux}
\date{}
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%ù
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\begin{document}
\maketitle
... Ou une histoire qui n'a ni queue, ni tête, mais parce que.
+\arc
\recit{\chloe}