diff --git a/flatdoc/theme-dark/style.css b/flatdoc/theme-dark/style.css
index 29f0e6a..801e04c 100644
--- a/flatdoc/theme-dark/style.css
+++ b/flatdoc/theme-dark/style.css
@@ -463,10 +463,11 @@ body.no-literate .content pre > code:hover::-webkit-scrollbar-thumb {
 }
 @media (max-width: 1180px) {
   .content pre > code {
-    background: #f3f6fb;
-    border: solid 1px #e7eaee;
+    /*background: #f3f6fb;*/
+    background: #2e2e2e;
+    /*border: solid 1px #e7eaee;
     border-top: solid 1px #dbdde2;
-    border-left: solid 1px #e2e5e9;
+    border-left: solid 1px #e2e5e9;*/
     display: block;
     padding: 10px;
     -webkit-border-radius: 2px;