diff --git a/reset.css b/reset.css
index 6d9b66a..432453c 100644
--- a/reset.css
+++ b/reset.css
@@ -139,3 +139,8 @@ textarea {
   margin: 0;
   border: 0;
 }
+
+button::-moz-focus-inner {
+  padding: 0;
+  border: 0
+}