diff --git a/view/theme/vier/style.css b/view/theme/vier/style.css
index 9d84a92ab6..3547eda40e 100644
--- a/view/theme/vier/style.css
+++ b/view/theme/vier/style.css
@@ -325,12 +325,12 @@ code {
   white-space: pre;
   display: block;
   overflow: auto;
-  border: 1px solid #444;
   background: #EEE;
   color: #444;
   padding: 10px;
   margin-top: 20px;
   max-width: 640px;
+  border-radius: 5px;
 }
 #panel {
   position: absolute;