diff --git a/website/src/css/custom.css b/website/src/css/custom.css
index 6ddbb985..eb59f67b 100644
--- a/website/src/css/custom.css
+++ b/website/src/css/custom.css
@@ -28,6 +28,10 @@ html[data-theme='dark'] .docusaurus-highlight-code-line {
   background-color: rgba(0, 0, 0, 0.3);
 }
 
+html[data-theme='light'] {
+  background-color: white;
+}
+
 .medium-zoom-image--opened {
   z-index: var(--ifm-z-index-fixed);
 }