diff --git a/counter/static/css/main.css b/counter/static/css/main.css
index 1634ef0..0bc9c4b 100644
--- a/counter/static/css/main.css
+++ b/counter/static/css/main.css
@@ -6,7 +6,7 @@ body {
   flex-direction: column;
 }
 
-main {
+div.container.main {
   flex: 1 0 auto;
 }
 
diff --git a/counter/templates/base.html b/counter/templates/base.html
index 87aaf0a..5622d9d 100644
--- a/counter/templates/base.html
+++ b/counter/templates/base.html
@@ -35,7 +35,7 @@
       {% include "menu.html" with mobile=1 %}
     </ul>
 
-    <div class="container">
+    <div class="main container">
       <main>{% block content %}{% endblock %}</main>
     </div>