diff --git a/packages/core/client/src/powered-by/index.tsx b/packages/core/client/src/powered-by/index.tsx
index 2191f91e1..32ab26ae6 100644
--- a/packages/core/client/src/powered-by/index.tsx
+++ b/packages/core/client/src/powered-by/index.tsx
@@ -16,7 +16,7 @@ export const PoweredBy = () => {
         a {
           color: rgba(0, 0, 0, 0.45);
           &:hover {
-            color: rgba(0,0,0,.85);
+            color: rgba(0, 0, 0, 0.85);
           }
         }
       `}
diff --git a/packages/core/client/src/route-switch/antd/admin-layout/index.tsx b/packages/core/client/src/route-switch/antd/admin-layout/index.tsx
index b94df5727..43bfbbf9e 100644
--- a/packages/core/client/src/route-switch/antd/admin-layout/index.tsx
+++ b/packages/core/client/src/route-switch/antd/admin-layout/index.tsx
@@ -163,11 +163,16 @@ const InternalAdminLayout = (props: any) => {
             min-height: calc(100vh - 46px);
             position: relative;
             padding-bottom: 70px;
+            > div {
+              position: relative;
+              z-index: 1;
+            }
             .ant-layout-footer {
               position: absolute;
               bottom: 0;
               text-align: center;
               width: 100%;
+              z-index: 0;
             }
           `}
         >