diff --git a/ExcelGui/NumeraFogli.xaml b/ExcelGui/NumeraFogli.xaml
index 0215b28..02cd08b 100644
--- a/ExcelGui/NumeraFogli.xaml
+++ b/ExcelGui/NumeraFogli.xaml
@@ -5,7 +5,7 @@
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:ExcelGui"
         mc:Ignorable="d"
-        Title="Numera Fogli" Height="400" Width="400" Loaded="Window_Loaded">
+        Title="Numera Fogli" MinHeight="300" Height="400" MinWidth="260" Width="400" Loaded="Window_Loaded">
     <Grid Margin="5,5,5,5">
         <Grid.RowDefinitions >
             <RowDefinition Height="35"/>
@@ -17,9 +17,9 @@
         </Grid.RowDefinitions>
         <Grid.ColumnDefinitions>
             <ColumnDefinition MinWidth="120" MaxWidth="160"/>
-            <ColumnDefinition Width="1*"/>
+            <ColumnDefinition MinWidth="30" Width="1*"/>
             <ColumnDefinition MinWidth="80" MaxWidth="160"/>
-            <ColumnDefinition Width="1*"/>
+            <ColumnDefinition MinWidth="30" Width="1*"/>
         </Grid.ColumnDefinitions>
         <TextBlock Grid.Column="0" Grid.Row="0" Text="Selected Cell" TextAlignment="Left" VerticalAlignment="Center"/>
         <TextBlock Grid.Column="0" Grid.Row="1" Text="From" TextAlignment="Left" VerticalAlignment="Center"/>