Polish launcher visual design

Views/LauncherPopup.xaml

@@ -2,7 +2,7 @@
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         Title="Taskbar Launcher"
-        Width="360" SizeToContent="Height"
+        Width="380" SizeToContent="Height"
         MaxHeight="720"
         WindowStyle="None"
         ResizeMode="NoResize"
@@ -13,18 +13,19 @@
     <Border BorderThickness="1"
             BorderBrush="{DynamicResource AppBorderBrush}"
             Background="{DynamicResource AppSurfaceBrush}"
-            Padding="10">
+            CornerRadius="16"
+            Padding="12">
         <DockPanel>
-            <Grid DockPanel.Dock="Top" Margin="0,0,0,8">
+            <Grid DockPanel.Dock="Top" Margin="0,0,0,10">
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition Width="Auto"/>
                     <ColumnDefinition Width="*"/>
                     <ColumnDefinition Width="Auto"/>
                 </Grid.ColumnDefinitions>
                 <Image Source="pack://application:,,,/Assets/TrayIcon.ico"
-                       Width="18"
-                       Height="18"
-                       Margin="0,0,8,0"
+                       Width="22"
+                       Height="22"
+                       Margin="2,0,10,0"
                        VerticalAlignment="Center"/>
                 <TextBlock Grid.Column="1"
                            Text="Taskbar Launcher"
@@ -33,13 +34,13 @@
                 <Button Grid.Column="2"
                         Content="Settings"
                         HorizontalAlignment="Right"
-                        Padding="8,4"
+                        Padding="10,5"
                         Click="Settings_Click"/>
             </Grid>
             <TextBox x:Name="SearchBox"
                      DockPanel.Dock="Top"
-                     Margin="0,0,0,8"
-                     Padding="8,5"
+                     Margin="0,0,0,10"
+                     Padding="10,6"
                      TextChanged="SearchBox_TextChanged"
                      PreviewKeyDown="SearchBox_PreviewKeyDown"/>
             <ScrollViewer x:Name="ItemsScrollViewer"

Views/LauncherPopup.xaml.cs

@@ -124,6 +124,7 @@ public partial class LauncherPopup : Window
             Content = CreateButtonContent(item),
             Margin = new Thickness(depth * 12, 2, 0, 2),
             MinHeight = DisplayModeMetrics.GetRowHeight(GetEffectiveDisplayMode(item)),
+            HorizontalContentAlignment = System.Windows.HorizontalAlignment.Left,
             Tag = item
         };