message: Fix day header semi-transprency on hover (win)
diff: BlurRadius="3" ShadowDepth="1" />
  </UserControl.Effect>
  <StackPanel>
  + <Border Background="{DynamicResource Toggl.CardBackground}">
  <ToggleButton Height="{StaticResource TimeEntryDayHeaderHeight}"
  Style="{DynamicResource Toggl.TimeEntryDayHeaderToggleButton}"
  IsChecked="{Binding IsExpanded}"
  Text="{Binding DateDuration}"/>
  </DockPanel>
  </ToggleButton>
  + </Border>
  <StackPanel Name="panel" x:FieldModifier="private"
  Visibility="{Binding IsExpanded, Converter={StaticResource BooleanToVisibilityConverter}}"/>
  <!-- <ItemsControl Visibility="{Binding IsExpanded, Converter={StaticResource BooleanToVisibilityConverter}}" -->
  