diff --git a/UI/Templates/MailerUI/UIxMailEditor.wox b/UI/Templates/MailerUI/UIxMailEditor.wox
index 44c776206..74c5ba9e3 100644
--- a/UI/Templates/MailerUI/UIxMailEditor.wox
+++ b/UI/Templates/MailerUI/UIxMailEditor.wox
@@ -45,7 +45,7 @@
     </div>
 
     <md-dialog-content>
-      <header class="md-padding">
+      <header class="sg-padded">
         <div class="msg-header-content">
 
           <!-- to -->
diff --git a/UI/WebServerResources/scss/views/MessageEditorUI.scss b/UI/WebServerResources/scss/views/MessageEditorUI.scss
index 9fe5fbd95..12209366b 100644
--- a/UI/WebServerResources/scss/views/MessageEditorUI.scss
+++ b/UI/WebServerResources/scss/views/MessageEditorUI.scss
@@ -30,7 +30,7 @@ textarea.ck-editor {
 }
 // Plain text editor
 div.plain-text {
-  @extend .md-padding;
+  padding: 0 $mg $mg;
   textarea {
     width: 100%;
     min-height: grid-step(3);