diff --git a/scm-ui/ui-styles/src/scm.scss b/scm-ui/ui-styles/src/scm.scss
index f828c7819a..e799fe38e2 100644
--- a/scm-ui/ui-styles/src/scm.scss
+++ b/scm-ui/ui-styles/src/scm.scss
@@ -491,16 +491,6 @@ ul.is-separated {
     }
   }
 
-  .column.is-half-overlay {
-    .overlay-column {
-      width: calc(50% - 3rem);
-
-      @media screen and (max-width: 768px) {
-        width: calc(100% - 1.5rem);
-      }
-    }
-  }
-
   .column.is-full .overlay-column {
     width: calc(100% - 1.5rem);
   }