diff --git a/src/less/core/utils/common.less b/src/less/core/utils/common.less
index 78502c0bfe..4a2d6b2e48 100644
--- a/src/less/core/utils/common.less
+++ b/src/less/core/utils/common.less
@@ -282,7 +282,7 @@ textarea {
 }
 
 .bi-z-index-mask {
-  color: @color-bi-background-default;
+  //color: @color-bi-background-default;
   //& .bi-input {
   //  color: @color-bi-background-default;
   //}