diff --git a/php/public/style.css b/php/public/style.css
index 08cb9e41..e43485c9 100644
--- a/php/public/style.css
+++ b/php/public/style.css
@@ -144,7 +144,7 @@ input {
     padding: 20px;
     max-width: 100%;
     word-break: break-word;
-    max-width: 470px;
+    max-width: 500px;
     margin: 0 auto;
 }