changed bgcolor transparent

src/client/styles/scss/theme/_apply-colors.scss

@@ -267,7 +267,7 @@ ul.pagination {
   .grw-recent-changes {
     .list-group {
       .list-group-item {
-        background-color: $bgcolor-sidebar-context;
+        background-color: transparent;
         .grw-tag-label {
           color: $secondary;
           background-color: $gray-200;

src/client/styles/scss/theme/mixins/_list-group.scss

@@ -2,8 +2,8 @@
   .list-group {
     .list-group-item {
       color: $color;
-      // background-color: $bgcolor;
-      // border-color: $border-color-global;
+      background-color: $bgcolor;
+      border-color: $border-color-global;
 
       &.list-group-item-action {
         &:hover {