Cafe/ProjectCafe/Authorisation.xaml

<Page x:Class="ProjectCafe.Authorisation"
      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:ProjectCafe"
      mc:Ignorable="d" 
      d:DesignHeight="450" d:DesignWidth="800"
      Title="Авторизация">

    <Grid>
        <Button Content="Войти" HorizontalAlignment="Left" Margin="164,276,0,0" VerticalAlignment="Top" Width="75" Click="Auth_Ckick"/>
        <TextBlock HorizontalAlignment="Left" Margin="164,170,0,0" TextWrapping="Wrap" Text="Логин" VerticalAlignment="Top" Height="25" Width="60"/>
        <TextBlock HorizontalAlignment="Left" Margin="164,205,0,0" TextWrapping="Wrap" Text="Пароль" VerticalAlignment="Top" Height="28" Width="60"/>
        <TextBox Name="txtLogin" HorizontalAlignment="Left" Height="23" Margin="268,172,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="120"/>
        <PasswordBox Name="txtPassword" HorizontalAlignment="Left" Margin="268,205,0,0" VerticalAlignment="Top" Width="120" Height="28"/>

    </Grid>
</Page>