diff --git a/app/assets/stylesheets/common/base/topic-post.scss b/app/assets/stylesheets/common/base/topic-post.scss
index a5b762f5ac5..88ed43a99ed 100644
--- a/app/assets/stylesheets/common/base/topic-post.scss
+++ b/app/assets/stylesheets/common/base/topic-post.scss
@@ -20,7 +20,7 @@
  }
 }
 
-/* global styles for the cooked HTML content in posts (and preview) */
+// global styles for the cooked HTML content in posts (and preview)
 .cooked, #wmd-preview {
   word-wrap: break-word;
   h1, h2, h3, h4, h5, h6 { margin: 30px 0 10px; }
@@ -28,6 +28,12 @@
   a { word-wrap: break-word; }
 }
 
+// we use aside to hold expandable quotes (versus, say, static blockquotes)
+aside.quote {
+  margin-top: 1em;
+  margin-bottom: 1em;
+}
+
 .cooked .highlight {
   background-color: scale-color($highlight, $lightness: 40%);
   padding: 2px;