diff --git a/UI/WebServerResources/scss/views/MailerUI.scss b/UI/WebServerResources/scss/views/MailerUI.scss
index 399044929..6ec7d792b 100644
--- a/UI/WebServerResources/scss/views/MailerUI.scss
+++ b/UI/WebServerResources/scss/views/MailerUI.scss
@@ -309,3 +309,8 @@ md-dialog .md-actions.sg-mail-editor-attachments {
     margin-top: $baseline-grid/2;
   }
 }
+
+// Default styles for HTML parts
+.SOGoHTMLMail-CSS-Delimiter p {
+  margin: 0 0 1em;
+}