--- a/src/pyams_skin/resources/less/typo.less	Wed Apr 11 10:55:37 2018 +0200
+++ b/src/pyams_skin/resources/less/typo.less	Wed Apr 11 11:20:09 2018 +0200
@@ -229,6 +229,9 @@
 	&-top-20 {
 		margin-top: 20px!important;
 	}
+	&-top-30 {
+		margin-top: 30px!important;
+	}
 	&-bottom-0 {
 		margin-bottom: 0!important;
 	}
@@ -244,6 +247,9 @@
 	&-bottom-20 {
 		margin-bottom: 20px!important;
 	}
+	&-bottom-30 {
+		margin-bottom: 30px!important;
+	}
 	&-left-0 {
 		margin-left: 0!important;
 	}