diff --git a/core/themes/seven/style.css b/core/themes/seven/style.css
index 3987549..a67fcc9 100644
--- a/core/themes/seven/style.css
+++ b/core/themes/seven/style.css
@@ -1698,7 +1698,6 @@ details.fieldset-no-legend {
     border-top: 1px solid #bfbfbf;
   }
 
-  .block-list-right,
   .layout-region-node-secondary {
     /**
      * 1. Applies the Position Is Everything technique for equal-height columns;