How to change the foreground and background of the selected WInRT TabItem's header?

<Page
    x:Class="TabControlWRT_Selectionstyle.MainPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="using:TabControlWRT_Selectionstyle"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc=http://schemas.openxmlformats.org/markup-compatibility/2006 mc:Ignorable="d" xmlns:navigation="using:Syncfusion.UI.Xaml.Controls.Navigation">
<Grid> <Grid.Resources>
  <Style TargetType="navigation:SfTabItem" x:Key="TabItemStyle">
     <Setter Property="Background" Value="Red"/>
     <Setter Property="SelectedForeground" Value="Green" />
   </Style>
 </Grid.Resources>
 <Grid.DataContext>
    <local:ViewModel/>
 <Grid.DataContext>
  <navigation:SfTabControl SelctionStyle="HeaderText" ItemContainerStyle="{StaticResource TabItemStyle}" ItemsSource="{Binding TabCollection}" >
      <navigation:SfTabControl.HeaderTemplate>
        <DataTemplate>
          <TextBlock Text="{Binding TitleName}"  />
        </DataTemplate>
      </navigation:SfTabControl.HeaderTemplate>
      <navigation:SfTabControl.ContentTemplate>
        <DataTemplate>
          <TextBlock Text="{Binding Content}"  />
        </DataTemplate>
      </navigation:SfTabControl.ContentTemplate>
  </navigation:SfTabControl>
 </Grid>
</Page>

public class Model
    {
        private string header;
        public string TitleName
        {
            get { return header; }
            set { header = value; }
        }
        private string content;
        public string Content
        {
            get { return content; }
            set { content = value; }
        }
    }
    public class ViewModel
    {
        private List<Model> itemCollection;
        public List<Model> TabCollection
        {
            get { return itemCollection; }
            set { itemCollection = value; }
        }
        public ViewModel()
        {
            itemCollection = new List<Model>();
            itemCollection.Add(new Model() { TitleName = "Item 1" ,Content = "Content 1" });
            itemCollection.Add(new Model() { TitleName = "Item 2" ,Content = "Content 2});
            itemCollection.Add(new Model() { TitleName = "Item 3" ,Content = "Content 3});
            itemCollection.Add(new Model() { TitleName = "Item 4" ,Content = "Content 4});
            itemCollection.Add(new Model() { TitleName = "Item 5" ,Content = "Content 5});
        }
    }