diff --git a/styles/globals.css b/styles/globals.css
index 16d7f4f..90d604d 100644
--- a/styles/globals.css
+++ b/styles/globals.css
@@ -481,7 +481,7 @@ h4 {
 pre {
   background: #f4f4f4;
   border: 1px solid #ddd;
-  border-left: 3px solid #f36d33;
+  border-left: 3px solid #000000;
   color: #666;
   page-break-inside: avoid;
   font-family: monospace;