diff --git a/web/static/site-specific.css b/web/static/site-specific.css
index f09a80b..9946d83 100644
--- a/web/static/site-specific.css
+++ b/web/static/site-specific.css
@@ -27,7 +27,8 @@
   color: inherit !important;
 }
 
-.body.mail code {
+.body.mail code,
+.body.mail pre {
   color: var(--color-text);
   background-color: var(--color-bg-secondary);
 }