WindowTest.xaml

<Window x:Class="FinalPart.WindowTest"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:FinalPart"
        mc:Ignorable="d"
        Title="WindowTest" Height="366.821" Width="503.248">
    <Grid x:Name="MainGrid">
        <Grid.RowDefinitions>
            <RowDefinition Height="1*"/>
            <RowDefinition Height="5*"/>
            <RowDefinition Height="1*"/>
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="1*"/>
            <ColumnDefinition Width="5*"/>
        </Grid.ColumnDefinitions>

        <Label Grid.Column="0" Grid.Row="0" BorderThickness="3" BorderBrush="#FFD2D9F1" Background="#FFD2D9F1" Foreground="White" FontWeight="Bold"/>

        


        <Button Content="Применить" Grid.Column="0" Grid.Row="2" Grid.ColumnSpan="2" FontSize="14" Background="#FFDDDDDD"/>
    </Grid>
</Window>