public class Player: MonoBehaviour {

public Rigidbody2D myRigidbody { get; set; }

public float jumpForce = 2.0f;

[SerializeField]
public Animator animator;

public bool isDead = true;

public GameManager gameManager;

public bool IsDead
{
    get
    {
        return isDead;
    }
}

void Start () {
    myRigidbody = GetComponent<Rigidbody2D>();
}

void Update () {

        if (Input.GetMouseButtonDown(0) && !IsDead)
        {
           jump = true;
           animator.SetBool("jump", true);
        }else
        {
           animator.SetBool("jump", false);
        }
}

public void OnTriggerEnter2D(Collider2D collision)
{
    if (!isDead && collision.tag == "Obstacle")
    {
        StartCoroutine(Die());
    }

}

public IEnumerator Die()
{
    isDead = true;
    animator.SetBool("Die", true);
    yield return new WaitForSeconds(2);
    gameManager.GameOver();

}

public void Jump()
{
    myRigidbody.AddForce(jumpForce* Vector2.up, ForceMode2D.Impulse);
}

public enum GameStates { Start, InGame, GameOver};

[SerializeField]
private Player player;

[SerializeField]
private Player player1;

public GameObject startPanel, ingamePanel, gameoverPanel;

void Update () {

    if(player.IsDead )
    {
        StartCoroutine(player.Die());
        GameOver();

    }

    if (player1.IsDead)
    {
        StartCoroutine(player1.Die());
        GameOver();
    }
}

public void GameOver()
{
    UpdateUI(GameStates.GameOver);
}