no message

src/views/Map3d/components/map.vue

@@ -322,7 +322,7 @@
 	}
 	
 	.back{
-		background: url('@/assets/images/backImg.png') no-repeat;
+		background: url('@/assets/images/backImgshort.png') no-repeat;
 		background-size: 100% 100%;
 		height: 100%;
 		width: 100%;