sharee.bike-App/Meinkonrad/TINK/View/FeesAndBikes/FeesAndBikesPage.xaml

<?xml version="1.0" encoding="utf-8" ?>
<TabbedPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
            xmlns:resources="clr-namespace:TINK.MultilingualResources;assembly=TINKLib"
             x:Class="TINK.View.Contact.FeesAndBikesPage">
    <Shell.TitleView>
        <Grid ColumnDefinitions="Auto, 1*">
            <Image Style="{StaticResource Image-Navbar}"/>
            <Label Style="{StaticResource Label-Navbar}"
                   Text="{x:Static resources:AppResources.MarkingFeesAndBikes}"/>
        </Grid>
    </Shell.TitleView>
  <!--Pages can be added as references or inline-->
    <ContentPage
		IsEnabled="{Binding IsIdle}"
		Title="{x:Static resources:AppResources.MarkingTabBikes}">
        <ContentPage.Content>
			<Grid>
                <WebView 
					x:Name="InfoTypesOfBikesWebView" 
					HeightRequest="1000"
					WidthRequest="1000" 
					Source="{Binding TypesOfBikesText}"/>
				<ActivityIndicator Grid.Row="0"
					IsRunning="{Binding IsIdle, Converter={StaticResource InvertedBoolConverter}}"
					IsVisible="{Binding IsIdle, Converter={StaticResource InvertedBoolConverter}}"
					Scale="2"
					VerticalOptions="CenterAndExpand"
					HorizontalOptions="CenterAndExpand"
					Color="{x:DynamicResource primary-back-title-color}"/>
			</Grid>
        </ContentPage.Content>
    </ContentPage>
	<ContentPage
		IsEnabled="{Binding IsIdle}"
		Title="{x:Static resources:AppResources.MarkingTabFees}">
		<ContentPage.Content>
			<Grid>
				<WebView 
					x:Name="InfoRentBikeWebView" 
					HeightRequest="1000"
					WidthRequest="1000" 
					Source="{Binding RentBikeText}"/>
				<ActivityIndicator Grid.Row="0"
					IsRunning="{Binding IsIdle, Converter={StaticResource InvertedBoolConverter}}"
					IsVisible="{Binding IsIdle, Converter={StaticResource InvertedBoolConverter}}"
					Scale="2"
					VerticalOptions="CenterAndExpand"
					HorizontalOptions="CenterAndExpand"
					Color="{x:DynamicResource primary-back-title-color}"/>
			</Grid>
		</ContentPage.Content>
	</ContentPage>
</TabbedPage>