diff --git a/web/index.ejs b/web/index.ejs
index 07a4b1e9..8c7eaff0 100644
--- a/web/index.ejs
+++ b/web/index.ejs
@@ -12,6 +12,7 @@
     }
 
     .container {
+      max-width: 800px;
       margin: 40px;
     }
   </style>