diff --git a/packages/editor/src/services/editor.ts b/packages/editor/src/services/editor.ts
index 8bbba002..623be30f 100644
--- a/packages/editor/src/services/editor.ts
+++ b/packages/editor/src/services/editor.ts
@@ -556,9 +556,9 @@ class Editor extends BaseService {
     const brothers: MNode[] = parent?.items || [];
     const index = brothers.findIndex((item) => `${item.id}` === `${node?.id}`);
 
-    if (offset === LayerOffset.BOTTOM) {
+    if (offset === LayerOffset.TOP) {
       brothers.splice(brothers.length - 1, 0, brothers.splice(index, 1)[0]);
-    } else if (offset === LayerOffset.TOP) {
+    } else if (offset === LayerOffset.BOTTOM) {
       brothers.splice(0, 0, brothers.splice(index, 1)[0]);
     } else {
       brothers.splice(index + parseInt(`${offset}`, 10), 0, brothers.splice(index, 1)[0]);
diff --git a/packages/stage/src/StageRender.ts b/packages/stage/src/StageRender.ts
index 5485fd64..705f5038 100644
--- a/packages/stage/src/StageRender.ts
+++ b/packages/stage/src/StageRender.ts
@@ -18,7 +18,6 @@
 
 import { EventEmitter } from 'events';
 
-import { SELECTED_CLASS, ZIndex } from './const';
 import StageCore from './StageCore';
 import type { Runtime, RuntimeWindow, StageRenderConfig } from './types';
 import { getHost, isSameDomain } from './util';
@@ -122,16 +121,5 @@ export default class StageRender extends EventEmitter {
         this.iframe?.contentDocument?.body?.appendChild(el);
       }
     }
-
-    if (this.contentWindow) {
-      const style = this.contentWindow.document.createElement('style');
-      style.id = 'tmagic-stage-render';
-      style.innerHTML = `
-        .${SELECTED_CLASS}, .${SELECTED_CLASS}-parent {
-          z-index: ${ZIndex.SELECTED_EL};
-        }
-      `;
-      this.contentWindow.document.head.appendChild(style);
-    }
   };
 }