diff --git a/freepost/static/css/freepost.css b/freepost/static/css/freepost.css
index 7f208cd..fab0814 100644
--- a/freepost/static/css/freepost.css
+++ b/freepost/static/css/freepost.css
@@ -822,11 +822,17 @@ a.logo:visited {
                         word-wrap:  break-word;
                     }
 
-                /* Give the comment that's linked to in the URL location hash a lightyellow background color */
+                /* Highlight a comment when targeted by URL (eg. freepo.st/post/<post_id>#<comment_id>) */
                 .container > .content > .post > .comments > .comment:target {
                     background-color: lightyellow;
                 }
 
+                @media (prefers-color-scheme: dark) {
+                    .container > .content > .post > .comments > .comment:target {
+                        background-color: slategray;
+                    }
+                }
+
         .container > .content > .search {
             margin-bottom: 3rem;
         }