diff --git a/source/_static/custom.css b/source/_static/custom.css
index db7edb3..dadf769 100644
--- a/source/_static/custom.css
+++ b/source/_static/custom.css
@@ -30,6 +30,11 @@
   break-before: always;
 }
 
+/* hide this title, we don't want to display it, it's only there to give a title to the page */
+section#guide-de-montage h1 {
+  display: none;
+}
+
 /* hide title numbers after h2 */
 h3 span.section-number, h4 span.section-number, h5 span.section-number, h6 span.section-number {
 	display: none;
diff --git a/source/index.md b/source/index.md
index b9fca08..9594ab1 100644
--- a/source/index.md
+++ b/source/index.md
@@ -60,9 +60,5 @@ Copyright Vélo Solaire Pour Tous, Mai 2023, sous [licence CERN-OHL-S version 2]
 120_tests_verifications
 ```
 
-<div class="hidden">
-<!-- This is only used to declare a title for this page (for the HTML version). It must be after the TOC otherwise the whole hierarchy is nested within this title. -->
-
+<!-- This is only used to declare a title for this page (for the HTML version). It must be after the TOC otherwise the whole hierarchy is nested within this title. It won't be displayed (hidden by CSS) -->
 # Guide de montage
-
-</div>