diff --git a/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.html b/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.html
index 21f8f32..54e9c6e 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.html
+++ b/polygerrit-ui/app/elements/diff/gr-diff/gr-diff.html
@@ -125,17 +125,17 @@
         width: var(--content-width, 80ch);
       }
       .content.add .intraline,
-      .content.add.darkHighlight {
+      .delta.total .content.add {
         background-color: var(--dark-add-highlight-color);
       }
-      .content.add.lightHighlight {
+      .content.add {
         background-color: var(--light-add-highlight-color);
       }
       .content.remove .intraline,
-      .content.remove.darkHighlight {
+      .delta.total .content.remove {
         background-color: var(--dark-remove-highlight-color);
       }
-      .content.remove.lightHighlight {
+      .content.remove {
         background-color: var(--light-remove-highlight-color);
       }
       .content .contentText:after {