private async void ButtonFacebook_Clicked(object sender, System.EventArgs e) { await Task.WhenAny(Label1.FadeTo(0, AnimationSpeed, Easing.SinIn), Task.Delay(80)); await Task.WhenAny(Entry1.FadeTo(0, AnimationSpeed, Easing.SinIn), Task.Delay(80)); await Task.WhenAny(Label2.FadeTo(0, AnimationSpeed, Easing.SinIn), Task.Delay(80)); await Task.WhenAny(Entry2.FadeTo(0, AnimationSpeed, Easing.SinIn), Task.Delay(80)); await Task.WhenAny(buttonSubmit.FadeTo(0, AnimationSpeed, Easing.SinIn), Task.Delay(80)); await buttonFacebook.FadeTo(0, AnimationSpeed, Easing.SinIn); }