diff --git a/services/dialog/js/pages/index/index.css b/services/dialog/js/pages/index/index.css
index 86ac12b..31db677 100644
--- a/services/dialog/js/pages/index/index.css
+++ b/services/dialog/js/pages/index/index.css
@@ -7,7 +7,7 @@
     top: 0fp;
     width: 100%;
     height: 100%;
-    background: #ffffff;
+    background-color: #ffffff;
 }
 
 .title {