diff --git a/public/less/admin/extend/rewards.less b/public/less/admin/extend/rewards.less
index 3972b16de3..e90eb3e717 100644
--- a/public/less/admin/extend/rewards.less
+++ b/public/less/admin/extend/rewards.less
@@ -31,12 +31,15 @@
 
 		&.if-block {
 			border-color: @brand-primary;
+			max-width: 33%;
 		}
 		&.this-block {
 			border-color: @brand-warning;
+			max-width: 33%;
 		}
 		&.then-block {
 			border-color: @brand-success;
+			max-width: 33%;
 		}
 		&.reward-block {
 			border-color: @brand-success;