/// <summary>
/// Hides a grid, fades and scales it out
/// </summary>
/// <param name="grid">The grid to animate</param>
/// <param name="seconds">The time the animation will take</param>
/// <returns></returns>
public static async Task HideScaleAndFadeOut(this Grid grid, float seconds)
{
Storyboard s = new Storyboard();
s.AddScaleXAnimation(grid, 1, 0, seconds);
s.AddScaleYAnimation(grid, 1, 0, seconds);
s.AddFadeIn(grid, 1, 0, seconds);
s.Begin();
// Wait for it to finish
await Task.Delay((int)(seconds * 1000));
}