[UIView animateWithDuration:0.4 animations:^{
            [self.containerView layoutIfNeeded];
    }];

[UIView animateWithDuration:1.0f delay:0.0f options:UIViewAnimationOptionLayoutSubviews animations:^{
    [self.view layoutIfNeeded];
} completion:nil];

[UIView animateWithDuration:duration delay:delay options:UIViewAnimationOptionBeginFromCurrentState animations:^{
        [self layoutIfNeeded];
    } completion:nil];