diff --git a/src/App.vue b/src/App.vue
index d1ccc2d..1460a7c 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -63,11 +63,21 @@ const getRouterKey = (route: any) => route?.name;
     opacity: 0;
 }
 
+/* 照 Notice 配方锁定视口：顶栏/侧栏/面包屑均 fixed，若 body 可滚，整页滚动会让内容
+   从 fixed 导航下方穿过（错位遮挡）；改为 main-wrapper 内部滚动 */
+html,
+body {
+    margin: 0;
+    padding: 0;
+    height: 100%;
+    overflow: hidden;
+}
 #app {
     height: 100%;
 }
 
 .base-wrap-main .main-wrapper {
     height: 100%;
+    overflow-y: auto;
 }
 </style>