MyMovies/MyMoviesWPF/MVVM/View/Main.xaml

<Window x:Class="MyMoviesWPF.MVVM.View.Main"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
        xmlns:local="clr-namespace:MyMoviesWPF.MVVM.View"      
        mc:Ignorable="d"
        Title="Main" Height="900" Width="1600"
        WindowStartupLocation="CenterScreen">


    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="45*"/>
            <RowDefinition Height="397*"/>
        </Grid.RowDefinitions>

        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="139*"/>
            <ColumnDefinition Width="485*"/>
            <ColumnDefinition Width="176*"/>


        </Grid.ColumnDefinitions>
        <StackPanel Grid.Column="1" Grid.Row="1" Orientation="Horizontal" HorizontalAlignment="Center">
            <Button Height="150" Width="100" VerticalAlignment="Center" Cursor="Hand"/>
            <DataGrid HorizontalAlignment="Center"/>
            <Button Height="150" Width="100"/>
        </StackPanel>

        <StackPanel Grid.Column="2" Margin="0,10,0,10" Orientation="Vertical" HorizontalAlignment="Center" Width="350">
            <StackPanel Height="35" Orientation="Horizontal">
                <Button Width="175" Content="Регистрация"/>
                <Button Width="175" Content="Вход"/>
            </StackPanel>
            <StackPanel Height="35" Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Bottom">
                <Button Style="{DynamicResource MaterialDesignRaisedSecondaryDarkButton}" Width="175" Content="Корзина" Cursor="Hand" />
            </StackPanel>
        </StackPanel>
        <StackPanel Grid.Column="1" Orientation="Horizontal" Margin="0,10,0,0" HorizontalAlignment="Center" Width="824">
            <TextBox Width="765" Height="50" 
                     Style="{DynamicResource MaterialDesignOutlinedTextBox}"  BorderBrush="{DynamicResource MaterialDesignBodyLight}" materialDesign:HintAssist.Hint="ПОИСК" BorderThickness="1.5" />
            <Button Width="58" Height="50" />
        </StackPanel>

    </Grid>
</Window>