kokoro/Practikaoy/Views/AuthPas.axaml

<UserControl xmlns="https://github.com/avaloniaui"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
			 xmlns:vm="using:Practikaoy.ViewModels"
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
			  x:DataType="vm:MainWindowViewModel"
             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
             x:Class="Practikaoy.Views.AuthPas">
	<Grid>
	<Border BorderBrush="#ff686b" CornerRadius="40" Width="300" Height="230" BorderThickness="6" Background="#ffa69e">
		<StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" Background="#ffa69e" Width="280" Height="150" >
		<TextBlock />
		<TextBlock Text="Логин" Foreground="#864639" HorizontalAlignment="Center"/>
		<TextBox Text="{Binding AuthPage.Loginn}" Background="#fae1dd" Width="100" />
		<TextBlock Text="Пароль" Foreground="#864639" HorizontalAlignment="Center"/>
		<TextBox Text="{Binding AuthPage.Pass}" Background="#fae1dd" Width="130"/>
		<Button Content="Вход" Command="{Binding PsssNext}" Padding="5" Margin="6" HorizontalAlignment="Center" Background="#ff6368"/>
	</StackPanel>
	</Border>
	</Grid>
</UserControl>