Merge pull request #90 from CommunityToolkit/users/niels9001/UXfixes

UX update

Author: Sergio0694

samples/MvvmSampleUwp/App.xaml

@@ -1,8 +1,7 @@
 <Application
     x:Class="MvvmSampleUwp.App"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-    RequestedTheme="Dark">
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
     <Application.Resources>
         <ResourceDictionary>
 
@@ -15,7 +14,15 @@
             </ResourceDictionary.MergedDictionaries>
 
             <!--  Misc resources  -->
-            <Thickness x:Key="DocumentationPageContentPadding">20</Thickness>
+            <Thickness x:Key="DocumentationPageContentPadding">12,20,20,20</Thickness>
+
+            <Style x:Key="CardStyle" TargetType="Grid">
+                <Setter Property="BorderBrush" Value="{ThemeResource CardStrokeColorDefaultBrush}" />
+                <Setter Property="Background" Value="{ThemeResource CardBackgroundFillColorDefaultBrush}" />
+                <Setter Property="BorderThickness" Value="1" />
+                <Setter Property="CornerRadius" Value="8" />
+            </Style>
+
         </ResourceDictionary>
     </Application.Resources>
 </Application>