diff --git a/css/retro.css b/css/retro.css
index f7fa4f3..60f1236 100644
--- a/css/retro.css
+++ b/css/retro.css
@@ -363,10 +363,7 @@ pre.dos {
     color: #E5E4E5;
     margin-left: 20px;
     background: #0C0C0C;
-    border-left: 3px solid #000000;
-    border-right: 3px solid #000000;
-    border-top: 3px solid #000000;
-    border-bottom: 3px solid #000000;
+    border: solid grey 2px;
     border-radius: 20px;
     max-width: 70%;
     padding: .5rem;