diff --git a/app/assets/stylesheets/scm.css b/app/assets/stylesheets/scm.css
index 0df148f8e..36d8910b4 100644
--- a/app/assets/stylesheets/scm.css
+++ b/app/assets/stylesheets/scm.css
@@ -158,10 +158,6 @@ table.annotate td.line-code {
     border-left: 6px solid #d7d7d7;
 }
 
-div.action_M { background: #fd8 }
-div.action_D { background: #f88 }
-div.action_A { background: #bfb }
-
 .breadcrumbs>.separator::before, .breadcrumbs>.separator::after {
     content: " ";
 }