Proposed polished UX

Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/AboutView.xaml

@@ -26,7 +26,10 @@
             <RowDefinition Height="*" />
         </Grid.RowDefinitions>
 
-        <TextBlock>Contoso Expenses is an application of Contoso Corp.</TextBlock>
-        <WebBrowser Grid.Row="1" Source="https://contosocorpwebsite.azurewebsites.net/" />
+        <TextBlock HorizontalAlignment="Center" FontSize="14" FontWeight="Bold" Margin="10">
+            Contoso Expenses is 'modern application of yesterday tomorow' from Contoso Corp.
+        </TextBlock>
+        <WebBrowser Grid.Row="1" 
+                    Source="https://contosocorpwebsite.azurewebsites.net/" />
     </Grid>
 </Window>

Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/AddNewExpense.xaml

@@ -5,7 +5,8 @@
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:ContosoExpenses"
         mc:Ignorable="d"
-        Title="Add new expense" Height="450" Width="800">
+        Title="Add new expense" Height="450" Width="800"
+        Background="{StaticResource AddNewExpenseBackground}">
 
     <Grid Margin="12">
         <Grid.RowDefinitions>
@@ -41,8 +42,8 @@
         <TextBox x:Name="txtCity" FontSize="16" Margin="5, 0, 0, 0" Width="400" Grid.Row="5" Grid.Column="1" />
 
         <TextBlock Text="Date:" FontSize="16" FontWeight="Bold" Grid.Row="6" Grid.Column="0" />
-        <DatePicker x:Name="txtDate" Grid.Row="6" Grid.Column="1" Width="400" />
+        <DatePicker x:Name="txtDate" Grid.Row="6" Grid.Column="1" Margin="5, 0, 0, 0" Width="400" />
 
-        <Button Content="Save" Grid.Row="7" Grid.Column="0" Click="OnSaveExpense" Margin="5, 12, 0, 0" HorizontalAlignment="Left" />
+        <Button Content="Save" Grid.Row="7" Grid.Column="0" Click="OnSaveExpense" Margin="5, 12, 0, 0" HorizontalAlignment="Left" Width="180" />
     </Grid>
 </Window>

Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/App.xaml

@@ -5,12 +5,12 @@
              StartupUri="MainWindow.xaml">
     <Application.Resources>
         <SolidColorBrush x:Key="SemiTransparentBackground" 
-                         Color="Black"
-                         Opacity=".3" />
+                         Color="#0073CF"
+                         Opacity=".6" />
 
         <ImageBrush x:Key="MainBackground" 
-                    ImageSource="ExpensesBackground.jpg" 
-                    Stretch="UniformToFill"/>
+                    ImageSource="Images\ExpensesBackground.jpg" 
+                    Stretch="UniformToFill" />
 
         <Style x:Key="DataGridHeaderStyle" TargetType="DataGridColumnHeader">
             <Setter Property="Foreground" Value="Black" />
@@ -19,5 +19,16 @@
         <Style x:Key="DataGridRowStyle" TargetType="DataGridRow">
             <Setter Property="Cursor" Value="Hand" />
         </Style>
+
+        <ImageBrush x:Key="ExpensesListBackground" 
+                    ImageSource="Images\ExpensesListBackground.png" 
+                    Stretch="Fill" />
+
+
+        <ImageBrush x:Key="AddNewExpenseBackground" 
+                    ImageSource="Images\AddNewExpense.png" 
+                    Stretch="UniformToFill" />
+        
+
     </Application.Resources>
 </Application>

Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/ContosoExpenses.csproj

@@ -37,7 +37,7 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <PropertyGroup>
-    <ApplicationIcon>contoso.ico</ApplicationIcon>
+    <ApplicationIcon>Images\contoso.ico</ApplicationIcon>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="Bogus, Version=25.0.3.0, Culture=neutral, PublicKeyToken=fa1bb3f3f218129a, processorArchitecture=MSIL">
@@ -142,10 +142,16 @@
     <None Include="App.config" />
   </ItemGroup>
   <ItemGroup>
-    <Resource Include="contoso.ico" />
+    <Resource Include="Images\contoso.ico" />
   </ItemGroup>
   <ItemGroup>
-    <Content Include="ExpensesBackground.jpg">
+    <Content Include="Images\AddNewExpense.png">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </Content>
+    <Content Include="Images\ExpensesBackground.jpg">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </Content>
+    <Content Include="Images\ExpensesListBackground.png">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
   </ItemGroup>

Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/ExpensesList.xaml

@@ -7,7 +7,9 @@
         mc:Ignorable="d"
         Loaded="Window_Loaded"
         Activated="Window_Activated"
-        Title="Expenses List" Height="450" Width="800">
+        Title="Expenses List" Height="450" Width="800"
+        Background="{StaticResource ExpensesListBackground}">
+    
     <Grid Margin="12">
         <Grid.RowDefinitions>
             <RowDefinition Height="Auto"/>
@@ -41,7 +43,13 @@
                   IsReadOnly="True"
                   Grid.Row="4" 
                   Margin="0, 12, 0, 0" 
-                  SelectionMode="Single">
+                  SelectionMode="Single"
+                  Background="{StaticResource SemiTransparentBackground}" 
+                  RowBackground="{StaticResource SemiTransparentBackground}"
+                  ColumnHeaderStyle="{StaticResource DataGridHeaderStyle}"
+                  Foreground="White"
+                  FontSize="14"
+                  RowStyle="{StaticResource DataGridRowStyle}">
             <DataGrid.Columns>
                 <DataGridTextColumn Header="Date" Binding="{Binding Path=Date}" />
                 <DataGridTextColumn Header="Type" Binding="{Binding Path=Type}" />
@@ -51,6 +59,7 @@
             </DataGrid.Columns>
         </DataGrid>
 
-        <Button Content="Add new expense" Click="OnAddNewExpense" Grid.Row="5" HorizontalAlignment="Left" Width="200" />
+
+        <Button Content="Add new expense" Click="OnAddNewExpense" Grid.Row="5" HorizontalAlignment="Left" Margin="0, 12, 0, 0" Width="180" />
     </Grid>
 </Window>

Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/MainWindow.xaml

@@ -16,7 +16,7 @@
         </Grid.RowDefinitions>
 
         <Menu IsMainMenu="True" Grid.Row="0">
-            <MenuItem Header="_About" Click="OnOpenAbout" />
+            <MenuItem Header="_About" FontSize="12" Click="OnOpenAbout" />
         </Menu>
 
         <DataGrid x:Name="CustomersGrid" SelectionChanged="OnSelectedEmployee" Grid.Row="1" AutoGenerateColumns="False"
@@ -26,6 +26,7 @@
                   RowBackground="{StaticResource SemiTransparentBackground}"
                   ColumnHeaderStyle="{StaticResource DataGridHeaderStyle}"
                   Foreground="White"
+                  FontSize="14"
                   RowStyle="{StaticResource DataGridRowStyle}">
             <DataGrid.Columns>
                 <DataGridTextColumn Header="Employee Id" Binding="{Binding Path=EmployeeId}" />

Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/Properties/AssemblyInfo.cs

@@ -12,7 +12,7 @@ using System.Windows;
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("XamlIslandDemo")]
-[assembly: AssemblyCopyright("Copyright ©  2018")]
+[assembly: AssemblyCopyright("Copyright ©  2019")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]