set bg color

apps/app/src/components/PageSelectModal/TreeItemForModal.module.scss

@@ -1,5 +1,25 @@
+@use '@growi/core-styles/scss/bootstrap/init' as bs;
+
 .tree-item-for-modal :global {
   li {
     min-height: 36px;
   }
 }
+
+
+// == Colors
+@include bs.color-mode(light) {
+  .tree-item-for-modal :global {
+    .list-group-item-action {
+      --bs-list-group-active-bg: var(--grw-primary-200);
+    }
+  }
+}
+
+@include bs.color-mode(dark) {
+  .tree-item-for-modal :global {
+    .list-group-item-action {
+      --bs-list-group-active-bg: var(--grw-primary-700);
+    }
+  }
+}