diff --git a/components/yzc-paykeyboard/yzc-paykeyboard.vue b/components/yzc-paykeyboard/yzc-paykeyboard.vue
index 2258dff..e60f7ae 100644
--- a/components/yzc-paykeyboard/yzc-paykeyboard.vue
+++ b/components/yzc-paykeyboard/yzc-paykeyboard.vue
@@ -248,7 +248,7 @@
 		background: #EBEBEB;
 		display: flex;
 		justify-content: center;
-		z-index: 2;
+		z-index: 999;
 		flex-wrap: wrap;
 		transition:all 0.2s ease-in 0.2s;
 	}