diff --git a/bookwyrm/templates/error.html b/bookwyrm/templates/error.html
index d3e51401..5169c63e 100644
--- a/bookwyrm/templates/error.html
+++ b/bookwyrm/templates/error.html
@@ -1,8 +1,8 @@
 {% extends 'layout.html' %}
 {% block content %}
 
-<div class="content-container">
-    <h2>Server Error</h2>
+<div class="block">
+    <h2 class="title">Server Error</h2>
     <p>Something went wrong! Sorry about that.</p>
 </div>
 
diff --git a/bookwyrm/templates/notfound.html b/bookwyrm/templates/notfound.html
index 6c9f1b10..23a77192 100644
--- a/bookwyrm/templates/notfound.html
+++ b/bookwyrm/templates/notfound.html
@@ -1,8 +1,8 @@
 {% extends 'layout.html' %}
 {% block content %}
 
-<div class="content-container">
-    <h2>Not Found</h2>
+<div class="block">
+    <h2 class="title">Not Found</h2>
     <p>The page your requested doesn't seem to exist!</p>
 </div>