\begin{figure}[H]
  \includegraphics[width=0.9\textwidth]{hbs2}
  \caption{Version HTML d'un email d'exemple}
  \label{hbs2a}
\end{figure}

\begin{figure}[H]
    \begin{lstlisting}[language=hbs, numbers=none]
Hello, user!

This is an automated email sent to you,
just to tell you that your favorite animal is:
[ The Giraffe ]( https://wikipedia.com/wiki/Giraffe )
    \end{lstlisting}
  \caption{Version texte d'un email d'exemple}
  \label{hbs2b}
\end{figure}