diff --git a/MainWindow.xaml b/MainWindow.xaml
index 9ce666d..23e21ef 100644
--- a/MainWindow.xaml
+++ b/MainWindow.xaml
@@ -5,7 +5,7 @@
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:formula_manage"
         mc:Ignorable="d"
-        Title="MainWindow" Height="720" Width="1280">
+        Title="MainWindow" Height="720" Width="1280" BorderBrush="White" Background="#FFE0E0E0">
     <Grid>
         <DataGrid x:Name="DataGridMachines" AlternationCount="2" IsReadOnly="True" 
                   Margin="5,300,5,100" d:ItemsSource="{d:SampleData ItemCount=200}" AutoGenerateColumns="False" MinColumnWidth="30"