---

<Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="*"/>
            <ColumnDefinition Width="5*"/>
        </Grid.ColumnDefinitions>
        <Grid.RowDefinitions>
            <RowDefinition Height="*"/>
            <RowDefinition Height="4*"/>
        </Grid.RowDefinitions>
        <Rectangle Grid.Column="1"  Fill="Aquamarine"/>
        <Rectangle Grid.RowSpan="2" Fill="DeepPink"/>
        <Image Source="/Images/kmept.png"/>
        <StackPanel Grid.Row="1" VerticalAlignment="Center">
            <Button x:Name="StudentsButton" Content="Студенты" Click="StudentsButton_Click"/>
            <Button x:Name="GroupsButton" Content="Группы" Click="GroupsButton_Click"/>
            <Button x:Name="SettingsButton" Content="Настройки" Click="SettingsButton_Click"/>
        </StackPanel>
        
        <WrapPanel Grid.Column="1" VerticalAlignment="Center">
            <Button x:Name="BackButton" Content="Назад" Click="BackButton_Click"/>
            <Button x:Name="ForwardButton" Content="Вперде" Click="ForwardButton_Click"/>
        </WrapPanel>
        <Frame x:Name="MainFrame" Grid.Column="1" Grid.Row="1" NavigationUIVisibility="Hidden" Background="Beige"/>
    </Grid>