diff --git a/addons/web/static/src/css/base.css b/addons/web/static/src/css/base.css
index 7682f92fcc6..4a426e13e39 100644
--- a/addons/web/static/src/css/base.css
+++ b/addons/web/static/src/css/base.css
@@ -1495,7 +1495,7 @@
   padding: 8px 0;
   border-bottom: 1px solid #dddddd;
 }
-.openerp .oe_application .oe_form_sheet_width {
+.openerp .oe_application .oe_form_sheet_width, .openerp .oe_application .oe_form_bottom {
   min-width: 650px;
   max-width: 980px;
   margin: 0 auto;
diff --git a/addons/web/static/src/css/base.sass b/addons/web/static/src/css/base.sass
index f10224522c5..f128d93c4c1 100644
--- a/addons/web/static/src/css/base.sass
+++ b/addons/web/static/src/css/base.sass
@@ -1216,7 +1216,7 @@ $colour4: #8a89ba
             background: url(/web/static/src/img/form_sheetbg.png)
             padding: 8px 0
             border-bottom: 1px solid #ddd 
-        .oe_form_sheet_width
+        .oe_form_sheet_width, .oe_form_bottom
             min-width: 650px
             max-width: 980px
             margin: 0 auto