Session_2/Lopushok/MainWindow.xaml

<Window x:Class="Lopushok.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:Lopushok"
        mc:Ignorable="d"
        Icon="Лопушок.ico"

        Title="{Binding ElementName=NavFrame,Path=Content.Title}" Height="450" Width="800" Style="{StaticResource DefaultWindow}" WindowStartupLocation="CenterScreen">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="50"/>
            <RowDefinition/>
        </Grid.RowDefinitions>
        <Image Source="Лопушок.png" HorizontalAlignment="Left"></Image>
        
        <TextBlock HorizontalAlignment="Center" VerticalAlignment="Center" FontSize="32">LOPUSHOK</TextBlock>
        <Frame Name="NavFrame" NavigationUIVisibility="Hidden" ContentRendered="NavFrame_ContentRendered" Grid.Row="1"></Frame>
    </Grid>
</Window>