diff --git a/src/assets/styles/app/_core.scss b/src/assets/styles/app/_core.scss
index b7f7bcb3b..9c36e453b 100644
--- a/src/assets/styles/app/_core.scss
+++ b/src/assets/styles/app/_core.scss
@@ -87,6 +87,8 @@ input[type="number"] {
 }
 
 pre[class*="language-"] {
+    background: none !important;
+
     &:before, &:after {
         display: none !important;
     }