diff --git a/public/css/app.css b/public/css/app.css
index 3354288..d6db510 100755
--- a/public/css/app.css
+++ b/public/css/app.css
@@ -1,8 +1,8 @@
 button::-moz-focus-inner {
   border: 0;
-	padding: 0;
-	margin-top:-2px;
-	margin-bottom: -2px;
+  padding: 0;
+  margin-top:-2px;
+  margin-bottom: -2px;
 }
 
 * {