diff --git a/docs/src/css/custom.css b/docs/src/css/custom.css
index c6ed29f12d3ad..ebdebae8dc382 100644
--- a/docs/src/css/custom.css
+++ b/docs/src/css/custom.css
@@ -42,12 +42,6 @@ img {
   --ifm-color-primary-lighter: #e9f1fe;
   --ifm-color-primary-lightest: #ffffff;
   --docusaurus-highlighted-code-line-bg: rgba(0, 0, 0, 0.3);
-  --ifm-background-color: #070a14;
-
-  div[class^='announcementBar_'] {
-    background-color: #f9fafe;
-    color: black;
-  }
 }
 
 div[class^='announcementBar_'] {