diff --git a/src/styles/components/select.less b/src/styles/components/select.less
index fe860cab..adb6c6ef 100644
--- a/src/styles/components/select.less
+++ b/src/styles/components/select.less
@@ -236,6 +236,8 @@
     }
 
     &-dropdown-list {
+        display: inline-block;
+        min-width: 100%;
         list-style: none;
     }
 }