fix: popup

src/packages/overlay/index.vue

@@ -22,7 +22,7 @@ const overlayProps = {
   },
   zIndex: {
     type: [Number, String],
-    default: 1
+    default: 2000
   },
   duration: {
     type: [Number, String],

src/packages/popup/index.vue

@@ -57,7 +57,7 @@ import { createComponent } from '@/utils/create';
 import { OverLay } from '@/nutui';
 const { componentName, create } = createComponent('popup');
 
-let _zIndex = 1;
+let _zIndex = 2000;
 
 export const popupProps = {
   ...overlayProps,