diff --git a/doc/_templates/layout.html b/doc/_templates/layout.html
index 44df35d0..4786cd38 100644
--- a/doc/_templates/layout.html
+++ b/doc/_templates/layout.html
@@ -105,7 +105,7 @@
 {% endblock %}
 
 {% block content %}
-<div class="tb-container">
+<div class="container">
   <div class="row">
     {# Sidebar is currently disabled.
     <div class="bs-sidebar">