KFCTIS/KFC/MainWindow.xaml

<Window x:Class="KFC.MainWindow"
        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:KFC"
        mc:Ignorable="d"
        Title="MainWindow" Height="750" Width="500" ResizeMode="NoResize" WindowStyle="None" WindowStartupLocation="CenterScreen">
    <Grid>
        <Image Height="204" Width="500" Source="Images/f1.jpg" Stretch="Fill" VerticalAlignment="Top"/>
        <Image HorizontalAlignment="Center" Height="250" Margin="-2,500,0,0" VerticalAlignment="Top" Width="500" Source="Images/f3.jpg" Stretch="Fill"/>
        <Image Height="204" Margin="0,204,0,0" Width="500" Source="Images/f2.jpg" Stretch="Fill" VerticalAlignment="Top"/>
        <Image HorizontalAlignment="Left" Height="158" VerticalAlignment="Top" Width="159" Source="Images/logo.png" Stretch="UniformToFill"/>
        <Button Content="Сделать заказ" HorizontalAlignment="Center" Height="97" Margin="-1,403,0,0" VerticalAlignment="Top" Width="500" FontSize="72" FontWeight="Bold" FontFamily="Monotype Corsiva" RenderTransformOrigin="0.5,0.5" FontStyle="Italic" Click="MakeAnOrder" Background="#FFA3080C" Foreground="White" BorderBrush="Black" Style="{DynamicResource ButtonKFC}"/>
        <Border x:Name="bord" BorderBrush="Black" BorderThickness="1" HorizontalAlignment="Left" Height="885" VerticalAlignment="Top" Width="800" Background="#7F000000" Visibility="Hidden"/>
    </Grid>
</Window>