diff --git a/src/main/ui/static/css/cardpay.css b/src/main/ui/static/css/cardpay.css
index 31ba46dd0..ea7676f66 100644
--- a/src/main/ui/static/css/cardpay.css
+++ b/src/main/ui/static/css/cardpay.css
@@ -66,6 +66,13 @@
         margin: 0 auto;
         border-bottom: 1px solid #DDDDDD;
     }
+
+    .form-button {
+        width: 92%;
+        margin: 30px 0;
+        border-radius: 4px;
+        height: 50px;
+    }
 }
 
 @media screen and (min-width: 768px) {
@@ -89,6 +96,13 @@
         margin: 0 auto;
         border-bottom: 1px solid #DDDDDD;
     }
+
+    .form-button {
+        width: 60%;
+        margin: 30px 0;
+        border-radius: 4px;
+        height: 50px;
+    }
 }
 
 .card-input-box {