diff --git a/src/pages/mediation-page/components/SidebarTool.vue b/src/pages/mediation-page/components/SidebarTool.vue
index 8155f1a..d697542 100644
--- a/src/pages/mediation-page/components/SidebarTool.vue
+++ b/src/pages/mediation-page/components/SidebarTool.vue
@@ -446,6 +446,7 @@ export default {
     top: 57px;
     right: 40px;
     width: 280px;
+    z-index: 100;
     background-color: #ffffff;
     border-left: 1px solid #E5E6EB;
   }