diff --git a/style/components/cascader.less b/style/components/cascader.less
index 7bb63d0d6a..3346634d7e 100644
--- a/style/components/cascader.less
+++ b/style/components/cascader.less
@@ -66,6 +66,8 @@
     border: 1px solid @border-color-base;
     border-radius: @border-radius-base;
     box-shadow: @box-shadow-base;
+    white-space: nowrap;
+    height: 180px;
     &-hidden {
       display: none;
     }
@@ -88,7 +90,7 @@
     }
   }
   &-menu {
-    float: left;
+    display: inline-block;
     min-width: 111px;
     height: 180px;
     list-style: none;