diff --git a/html/singup.html b/html/singup.html
index 2b5060c7..7f368b67 100644
--- a/html/singup.html
+++ b/html/singup.html
@@ -4,10 +4,15 @@
 <head>
   <style>
     .hidden {
-      display: none;
+      display:none;
     }
+    @keyframes fadeIn{
+      0%{opacity:0;}
+      100%{opacity:1;}
+    }
+
     .fade {
-      transition: opacity 2s;
+      animation:fadeIn 2s;
     }
     
   </style>
