diff --git a/css/main.css b/css/main.css
index cee66a1..1e43117 100644
--- a/css/main.css
+++ b/css/main.css
@@ -344,7 +344,7 @@
     font-size:1em;
 }
 
-input#class {
+input#number {
     width:100px;
     height:1.5em;
     font-size:1em;