--- a/src/pyams_skin/resources/less/forms.less	Wed Apr 15 15:41:45 2015 +0200
+++ b/src/pyams_skin/resources/less/forms.less	Fri Apr 17 11:51:18 2015 +0200
@@ -750,6 +750,8 @@
 			}
 		}
 		&.switched {
+			margin-bottom: 0!important;
+
 			>section,
 			>article,
 			>div {
@@ -758,6 +760,10 @@
 			legend {
 				border-bottom: 0;
 			}
+
+			& + fieldset {
+				margin-top: 0!important;
+			}
 		}
 		&.bordered {
 			margin: 10px;