Index: lams_learning/web/css/components-learner.scss
===================================================================
diff -u -r549a2cf54abb35d6ce51e2c1b1d943e4fbd4346a -r5dd9cf1ff406477627b4e57890962de3d99f1696
--- lams_learning/web/css/components-learner.scss	(.../components-learner.scss)	(revision 549a2cf54abb35d6ce51e2c1b1d943e4fbd4346a)
+++ lams_learning/web/css/components-learner.scss	(.../components-learner.scss)	(revision 5dd9cf1ff406477627b4e57890962de3d99f1696)
@@ -170,7 +170,7 @@
 .component-page-wrapper .activity-bottom-buttons {
     margin-top: 1rem;
     padding-top: 1rem;
-    border-top: .1rem solid rgb(220 220 220);	
+    border-top: $border-thin-grey;	
     display: flex;
     flex-direction: row-reverse;
 	clear: both;