diff --git a/mail/templates/default/app.css b/mail/templates/default/app.css
index 43f1605f8d..6a86c95486 100644
--- a/mail/templates/default/app.css
+++ b/mail/templates/default/app.css
@@ -730,6 +730,9 @@ div.mailPreviewHeaders #mail-index_previewAttachmentArea.visible {
 	.et2_button {
 		display: none;
 	}
+	blockquote {
+		margin:0;
+	}
 	.mailCompose_copyEmail {
 	}
 }
diff --git a/mail/templates/pixelegg/app.css b/mail/templates/pixelegg/app.css
index 1e4ec00531..6c7795fdd2 100755
--- a/mail/templates/pixelegg/app.css
+++ b/mail/templates/pixelegg/app.css
@@ -725,6 +725,9 @@ div.mailPreviewHeaders #mail-index_previewAttachmentArea.visible {
   .et2_button {
     display: none;
   }
+  blockquote {
+    margin: 0;
+  }
 }
 #popupMainDiv {
   padding: 5px;