diff --git a/components/HeaderBack/index.less b/components/HeaderBack/index.less
index b0d5055..79a8116 100644
--- a/components/HeaderBack/index.less
+++ b/components/HeaderBack/index.less
@@ -2,6 +2,10 @@
   padding: 10px 20px;
   border-bottom: 1px solid #dcdfe6;
   margin-bottom: 10px;
+  position: sticky;
+  top: 0;
+  background-color: #fff;
+  z-index: 1;
 
   .action {
     display: flex;