diff --git a/app/static/css/scodoc9_mobile.css b/app/static/css/scodoc9_mobile.css
new file mode 100644
index 00000000..d3ff6918
--- /dev/null
+++ b/app/static/css/scodoc9_mobile.css
@@ -0,0 +1,14 @@
+/* ==  Gestion des styles pour les mobiles == */
+
+@media screen and (max-width: 768px) {
+
+    /*  <== Module Assiduité ==> */
+    #ajout-assiduite-etud .description>textarea,
+    #ajout-justificatif-etud .raison>textarea {
+        width: 90%;
+    }
+
+    #ajout-assiduite-etud #modimpl {
+        max-width: 200px;
+    }
+}
\ No newline at end of file
diff --git a/app/templates/sco_page.j2 b/app/templates/sco_page.j2
index 0eb04f4c..43d73a6a 100644
--- a/app/templates/sco_page.j2
+++ b/app/templates/sco_page.j2
@@ -5,6 +5,7 @@
 {{super()}}
 <link rel="stylesheet" href="{{scu.STATIC_DIR}}/css/scodoc.css">
 <link rel="stylesheet" href="{{scu.STATIC_DIR}}/css/scodoc97.css">
+<link rel="stylesheet" href="{{scu.STATIC_DIR}}/css/scodoc9_mobile.css">
 <link href="{{scu.STATIC_DIR}}/css/menu.css" rel="stylesheet" type="text/css" />
 <link href="{{scu.STATIC_DIR}}/css/gt_table.css" rel="stylesheet" type="text/css" />
 <link type="text/css" rel="stylesheet" href="{{scu.STATIC_DIR}}/libjs/qtip/jquery.qtip-3.0.3.min.css" />