diff --git a/src/agenda_culturel/static/style.scss b/src/agenda_culturel/static/style.scss
index f039851..47f3784 100644
--- a/src/agenda_culturel/static/style.scss
+++ b/src/agenda_culturel/static/style.scss
@@ -192,6 +192,7 @@ details[role="list"] summary + ul li.selected>a:hover {
         width: 80%;
         margin: .2em 0;
     }
+    overflow: hidden;
 }
 
 .reduced {