diff --git a/components/full_screen/full_screen.wxss b/components/full_screen/full_screen.wxss
index 0ed3e59..f6dde99 100644
--- a/components/full_screen/full_screen.wxss
+++ b/components/full_screen/full_screen.wxss
@@ -5,7 +5,7 @@
 	width: 100%;
 	height: 100%;
 	background-position: center;
-	background-size: cover;
+	background-size: 100% 100%;
 	background-repeat: no-repeat;
 }