diff --git a/pages/post/_id.vue b/pages/post/_id.vue
index 53a1ca5..ccc4718 100644
--- a/pages/post/_id.vue
+++ b/pages/post/_id.vue
@@ -888,7 +888,7 @@ export default {
     background-color #000
     padding 10px
     box-shadow 0 0 8px #000
-    z-index 999999
+    z-index 999
     padding-bottom 20px
     min-width 240px
     max-width 300px
@@ -956,7 +956,7 @@ export default {
       margin auto
 
   .vditor--fullscreen
-    z-index 9999999
+    z-index 9999
 
 @media (max-width: 768px)
   .postPage