Tweak css datatables pour scroll horizontal

app/static/css/scodoc.css

@@ -2476,6 +2476,10 @@ li.notes_formation_list {
   padding-top: 10px;
 }
 
+.dt-scroll-body {
+  overflow: initial !important;
+}
+
 table.dataTable.formation_list_table.gt_table {
   border-collapse: collapse;
   margin-right: 12px;