diff --git a/addons/web/static/src/less/rainbow.less b/addons/web/static/src/less/rainbow.less
index ec5a701d31d..2342a7f2718 100644
--- a/addons/web/static/src/less/rainbow.less
+++ b/addons/web/static/src/less/rainbow.less
@@ -147,9 +147,6 @@
             *:first-child {
                 margin-top: 0;
             }
-            *:nth-last-child(2) {
-                margin-bottom: 0;
-            }
         }
 
         .o_reward_msg_content {