User44/Rustle.xaml

<Window x:Class="User44.Rustle"
        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:User44"
        mc:Ignorable="d"
        Title="Приятный шелест" Height="450" Width="800" Icon="Pictures/Приятный шелест.ico">
    <Grid Margin="0,10,2,0">
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="370"/>
            <ColumnDefinition/>
        </Grid.ColumnDefinitions>
        <Grid.RowDefinitions>
            <RowDefinition Height="50"/>
            <RowDefinition/>
        </Grid.RowDefinitions>
        <Frame Name="MainFrame" Grid.Row="1" Grid.ColumnSpan="2" NavigationUIVisibility="Hidden"/>
    </Grid>
</Window>