diff --git a/app/assets/stylesheets/common/base/topic-post.scss b/app/assets/stylesheets/common/base/topic-post.scss
index 69f716779..9c1eeb1b8 100644
--- a/app/assets/stylesheets/common/base/topic-post.scss
+++ b/app/assets/stylesheets/common/base/topic-post.scss
@@ -366,3 +366,9 @@ a.mention, a.mention-group {
   font-weight: bold;
   font-size: 0.93em;
 }
+
+.popup-menu {
+  h3 {
+    margin-top: 0;
+  }
+}
diff --git a/app/assets/stylesheets/desktop/topic-post.scss b/app/assets/stylesheets/desktop/topic-post.scss
index 8c60a863e..09785266b 100644
--- a/app/assets/stylesheets/desktop/topic-post.scss
+++ b/app/assets/stylesheets/desktop/topic-post.scss
@@ -578,10 +578,6 @@ video {
   margin-top: -20px;
 }
 
-.popup-menu {
-  h3 {margin-top: 0;}
-}
-
 .deleted-user-avatar {
   font-size: 2.571em;
 }
diff --git a/app/assets/stylesheets/mobile/topic-post.scss b/app/assets/stylesheets/mobile/topic-post.scss
index 8cee5412c..b8ae72207 100644
--- a/app/assets/stylesheets/mobile/topic-post.scss
+++ b/app/assets/stylesheets/mobile/topic-post.scss
@@ -552,3 +552,9 @@ span.highlighted {
   margin-left: -10px;
   margin-right: -10px;
 }
+
+.popup-menu {
+  h3 {
+    margin-bottom: 0;
+  }
+}