diff --git a/pages/CSS/layout/z-index.uvue b/pages/CSS/layout/z-index.uvue
index f4f7291f12a2fc93884acee660e36383f1ed7dc2..ccab9ff8a7344ee0b00ceab64774d769cbaf7c05 100644
--- a/pages/CSS/layout/z-index.uvue
+++ b/pages/CSS/layout/z-index.uvue
@@ -75,27 +75,32 @@
   .default {
     background-color: red;
     z-index: 10;
+    /* #ifndef MP */
     top: var(--window-top);
+    /* #endif */
+    /* #ifdef MP */
+    top: 0px;
+    /* #endif */
   }
 
   .specified {
     background-color: green;
     z-index: 5;
     left: 87px;
-    /* #ifdef APP */
+    /* #ifdef APP || MP */
     top: 87px;
     /* #endif */
-    /* #ifdef H5 */
+    /* #ifdef WEB */
     top: calc(var(--window-top) + 87px);
     /* #endif */
   }
 
   .floor {
     background-color: chocolate;
-    /* #ifdef APP */
+    /* #ifdef APP || MP */
     top: 250px;
     /* #endif */
-    /* #ifdef H5 */
+    /* #ifdef WEB */
     top: calc(var(--window-top) + 250px);
     /* #endif */
     left: 175px;
@@ -103,10 +108,10 @@
   }
 
   .popup {
-    /* #ifdef APP */
+    /* #ifdef APP || MP */
     top: 320px;
     /* #endif */
-    /* #ifdef H5 */
+    /* #ifdef WEB */
     top: calc(var(--window-top) + 320px);
     /* #endif */
     left: 87px;