diff --git a/css/common.css b/css/common.css
index 320ac22..31518c0 100644
--- a/css/common.css
+++ b/css/common.css
@@ -579,6 +579,9 @@ body {
   transition: auto;
   z-index: 1000;
 }
+.my-project .my-box .manage-box .list .item.zindex {
+  z-index: 3;
+}
 .my-project .my-box .manage-box .list .item:active {
   opacity: 1;
 }
diff --git a/css/common.less b/css/common.less
index 6adcfd8..2ef78c0 100644
--- a/css/common.less
+++ b/css/common.less
@@ -655,6 +655,10 @@ body {
                         z-index: 1000;
                     }
 
+                    &.zindex {
+                        z-index: 3;
+                    }
+
                     &:active {
                         opacity: 1;
                     }