diff --git a/dossier de projet/main.md b/dossier de projet/main.md
index 379b35a..a6bc634 100644
--- a/dossier de projet/main.md	
+++ b/dossier de projet/main.md	
@@ -6,6 +6,11 @@ header-includes:
 lang: fr
 ---
 
+<!-- define commands -->
+\newcommand{\hrq}{
+\rule{.25\textwidth}{1pt}
+}
+
 <!-- define variables -->
 \def\authorshort{SPRIGGS}
 \def\authorlong{Julia \authorshort}