diff --git a/app/src/main/res/layout/activity_live_play_and_push.xml b/app/src/main/res/layout/activity_live_play_and_push.xml
index 2251c7a..9cf7ca0 100644
--- a/app/src/main/res/layout/activity_live_play_and_push.xml
+++ b/app/src/main/res/layout/activity_live_play_and_push.xml
@@ -107,7 +107,7 @@
         android:layout_height="wrap_content"
         android:hint="请输入要查看的车机SN"
         android:text="F803BB2037EZD00088"
-        android:textColor="#FFFF"
+        android:textColor="#000"
         app:layout_constraintBottom_toTopOf="@+id/liveToggleBtn"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="@+id/surfacePlayView" />