diff --git a/packages/action-sheet/index.less b/packages/action-sheet/index.less
index 8f31c766..e4150850 100644
--- a/packages/action-sheet/index.less
+++ b/packages/action-sheet/index.less
@@ -2,10 +2,8 @@
 
 .van-action-sheet {
   color: @text-color;
-  max-height: 90%;
-  overflow-y: auto;
-  -webkit-overflow-scrolling: touch;
-  background-color: @background-color;
+  max-height: 90% !important;
+  background-color: @background-color !important;
 
   &__item,
   &__cancel {