diff --git a/samples/calc-02/index.css b/samples/calc-02/index.css
index 823d84b..429a55a 100644
--- a/samples/calc-02/index.css
+++ b/samples/calc-02/index.css
@@ -58,7 +58,6 @@ background: var(--bg0);
 	padding: 8px;
 	border-radius: 8px;
 	background: var(--panel);
-	border: 1px solid var(--edge);
 	box-shadow: 0 26px 70px var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.08);
 	grid-template-columns: 1fr;
 	grid-template-rows: auto auto auto auto auto;