connect_base/AvaloniaApplication5/Views/AddDisCurs.axaml

<UserControl xmlns="https://github.com/avaloniaui"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
			 xmlns:vm="using:AvaloniaApplication5.ViewModels"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
             			 x:DataType="vm:AddDisCursViewModel" FontSize="20"
			 x:Class="AvaloniaApplication5.AddDisCurs">
	<UserControl.Resources>
		
	</UserControl.Resources>
	<Grid>
		<ScrollViewer>
			<Border BorderThickness="2" BorderBrush="Purple" CornerRadius="10" Width="600">

				<StackPanel  HorizontalAlignment="Center" >
					<TextBlock FontWeight="Bold" Margin="40 20 0 0">Редактор курсов</TextBlock>
					<TextBox Watermark="Название курса" Width="300" Margin="0 10 0 0" Text="{Binding NewCourse.Name}"></TextBox>
					<TextBox Watermark="Количество часов" Width="300" Margin="0 10 0 0" Text="{Binding NewCourse.Time}" ></TextBox>
					<Button Command="{Binding AddCourse}" >Добавить</Button>
				</StackPanel> 
			</Border>
			</ScrollViewer>
	</Grid>
   </UserControl>