diff --git a/static/index.html b/static/index.html
index b680963..a8a0944 100644
--- a/static/index.html
+++ b/static/index.html
@@ -69,12 +69,13 @@
             word-break: normal;
         }
 
-        .null,
+        .extra,
         .key {
             width: 30px;
         }
-
-        .default, .extra {
+        
+        .null,
+        .default {
             width: 50px;
         }
     </style>