diff --git a/src/main/webapp/assets/common/css/gitbucket.css b/src/main/webapp/assets/common/css/gitbucket.css
index 934080d..fcf66a7 100644
--- a/src/main/webapp/assets/common/css/gitbucket.css
+++ b/src/main/webapp/assets/common/css/gitbucket.css
@@ -918,6 +918,8 @@
 div.markdown-body code {
   font-size: 12px;
   padding: 0 5px;
+  background-color: rgba(0,0,0,0.04);
+  rgb(51, 51, 51);
 }
 
 div.markdown-body table {