diff --git a/default.css b/default.css
index 77350ef..f9458a6 100644
--- a/default.css
+++ b/default.css
@@ -38,7 +38,7 @@ canvas {
     display: inline-block;
     text-align: right;
     font-weight: bold;
-    border: 1px solid #4c4f69;
+    border: 2px solid #4c4f69;
     border-radius: 12px;
 }