diff --git a/themes/chosto/layouts/_default/single.html b/themes/chosto/layouts/_default/single.html
index 0b5ac26..f190cee 100644
--- a/themes/chosto/layouts/_default/single.html
+++ b/themes/chosto/layouts/_default/single.html
@@ -36,8 +36,11 @@
             {{ end }}
             <!-- Second, a summary before ToC, if it exists -->
             {{ with .Params.summary }}
-            {{ . }}
-            <br /><br />
+            <div class="message is-primary">
+              <div class="message-body">
+                {{ . }}
+              </div>
+            </div>
             {{ end }}
             <!-- Then, ToC if text has more than 600 words and not explicitly asked not to -->
             {{ if (and (not .Params.notoc) (gt .WordCount 600)) }}