AvtoservisVika/AutoServiceVika/MainWindow.xaml

<Window x:Class="AutoServiceVika.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:AutoServiceVika"
        mc:Ignorable="d"
        Title="Подай на 16" Icon="/Image/service_logo.png" Height="500" Width="1161" ResizeMode="NoResize" WindowStartupLocation="CenterScreen">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="75"/>
            <RowDefinition Height="69*"/>
            <RowDefinition Height="30"/>
        </Grid.RowDefinitions>
        <Grid Background="#FFFFE1">
            <Label Content="Услуги автосервиса" FontSize="30" HorizontalAlignment="Center" VerticalAlignment="Center" FontWeight="Bold"/>
            <Image Source="/Image/service_logo.png" Margin="5" VerticalAlignment="Center" HorizontalAlignment="Left"/>
            <Button Background="Orange" FontSize="20" Foreground="#FFFFE1" Click="btnGoBack_Click" Width="100" HorizontalAlignment="Right" Margin="5" Content="Назад" />
        </Grid>
        <Grid Grid.Row="2" Background="#FFFFE1">

        </Grid>
        <Grid Grid.Row="1">
            <Frame x:Name="MainFrame" NavigationUIVisibility="Hidden"/>
        </Grid>
    </Grid>
</Window>