diff --git a/src/nav-bar/index.less b/src/nav-bar/index.less
index 8fb25bc7f..c684c026f 100644
--- a/src/nav-bar/index.less
+++ b/src/nav-bar/index.less
@@ -37,7 +37,6 @@
   &__left,
   &__right {
     position: absolute;
-    top: 0;
     bottom: 0;
     display: flex;
     align-items: center;