void animate (){

        if (horizontal > 0 ) {
        anim.SetBool("Run", true);
        sr.flipX = false;
        }
        else if (horizontal < 0 ) {
        anim.SetBool("Run", true);
        sr.flipX = true;
        }

        else {
        anim.SetBool("Run", false);
        }

        if(body.velocity.y > 1) {
            anim.SetTrigger("Jump");
        }
        if(body.velocity.y < -1) {
            anim.SetTrigger("Fall");
        }


    }
    void playerJump (){
        if (Input.GetButtonDown("Jump") && isGrounded) {
            isGrounded = false;
            body.AddForce(new Vector2(0f, 7f), ForceMode2D.Impulse);
        }

    }

  void attack2 (){
             if (Input.GetButtonDown("Fire2")) {
                 anim.SetTrigger("Attack2");
             }

    }