bobrovTousap/AddEditPage.xaml

<Page x:Class="bobrovTounApp.AddEditPage"
      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
      xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
      xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
      xmlns:local="clr-namespace:bobrovTounApp"
      mc:Ignorable="d" 
      d:DesignHeight="450" d:DesignWidth="800"
      Title="AddEditPage">

    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="181*"/>
            <ColumnDefinition Width="619*"/>
        </Grid.ColumnDefinitions>
        <Grid.RowDefinitions>
            <RowDefinition Height="106*"/>
            <RowDefinition Height="86*"/>
            <RowDefinition Height="119*"/>
            <RowDefinition Height="139*"/>
        </Grid.RowDefinitions>
        <TextBlock Text="название"></TextBlock>
        <TextBlock Text="колличество звезд"  Margin="0,0,10,0" Grid.Row="1"></TextBlock>
        <TextBlock Text="страны" Grid.Row="2"></TextBlock>
        <TextBlock Grid.Column="1"></TextBlock>
        <TextBlock Grid.Column="1" Grid.Row="1" HorizontalAlignment="Left" Margin="82,0,222,0"></TextBlock>
        <ComboBox Grid.Row="2" Grid.Column="1" x:Name="ComboCountries" DisplayMemberPath="Name" ></ComboBox>

        <Button Content="сохранить" Grid.ColumnSpan="2" Grid.Row="3" Name="BtnSave" Click="BtnSave_Clik"></Button>
    </Grid>
</Page>