C# WPF

<Window x:Class="WpfApplication1.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="Window1" Height="300" Width="300">
    <Grid>
        <Grid.Background>
            <LinearGradientBrush>
                <GradientStop Offset="0" Color="Blue"></GradientStop>
                <GradientStop Offset="0.5" Color="LightBlue"></GradientStop>
            </LinearGradientBrush>
        </Grid.Background>
        <TextBox Height="23" Margin="10,10,10,0" Name="textBox1" VerticalAlignment="Top" Text="{Binding ElementName=slider1, Path=Value, UpdateSourceTrigger=PropertyChanged}" />
        <Slider Height="21" Margin="10,38,10,0" Name="slider1" VerticalAlignment="Top" Maximum="100" />
        <Button Content="Button" HorizontalAlignment="Left" Margin="22,100,0,0" VerticalAlignment="Top" Width="113" Height="43"/>
        <Label Content="Label" HorizontalAlignment="Left" Margin="22,171,0,0" VerticalAlignment="Top" Height="37" Width="146"/>
    </Grid>
</Window>

    <Grid Margin="10,0,0,0">