diff --git a/scss/main.scss b/scss/main.scss
index 8021302a4e47b37ae9328ba6c6429d60af943a35..857d9890cf68d19fb18d39b4ee606fc1a7240e33 100644
--- a/scss/main.scss
+++ b/scss/main.scss
@@ -509,3 +509,7 @@ footer div {
     padding-right: 10px;
     padding-top: 10px;
 }
+
+.hljs {
+    background-color: $primary-background-color;
+}