diff --git a/_includes/style.scss b/_includes/style.scss
index 4c031fb..a9f5973 100644
--- a/_includes/style.scss
+++ b/_includes/style.scss
@@ -170,7 +170,7 @@ li {
 
 .button:focus {
 	box-shadow:
-		inset 0 .250em .250em rgba(0, 0, 0, .1),
+		inset 0 -1px 1px .15em rgba(0, 0, 0, .15),
 		0 8px 15px rgba(0, 0, 0, .22);
 }