diff --git a/addons/mail/static/src/scss/discuss.scss b/addons/mail/static/src/scss/discuss.scss
index 6092ab733fc..f777efd785e 100644
--- a/addons/mail/static/src/scss/discuss.scss
+++ b/addons/mail/static/src/scss/discuss.scss
@@ -289,13 +289,11 @@
         .o_mail_discuss_content {
             flex: 1 1 auto;
             min-height: 0;
-            margin-left: 10px;
-            margin-right: 10px;
+            margin-left: 0;
             background-color: transparent;
         }
 
         .o_mail_discuss_tab_pane {
-            overflow-x: scroll;
             .o_mail_add_thread {
                 display: none;
                 position: relative;