C# Hangman

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Hangman
{
    class Program
    {
        static void Main(string[] args)
        {


            string[] Hangman= {"  +-----+" +
                    "\n  O\t|" +
                    "\n /|\\ \t|" +
                    "\n / \\ \t|" +
                    "\n       ===",
            "  +-----+" +
                    "\n  O\t|" +
                    "\n /|\\ \t|" +
                    "\n   \t|" +
                    "\n       ===",
            "  +-----+" +
                    "\n  O\t|" +
                    "\n  | \t|" +
                    "\n   \t|" +
                    "\n       ===",
            "  +-----+" +
                    "\n  O\t|" +
                    "\n   \t|" +
                    "\n   \t|" +
                    "\n       ===",
            "  +-----+" +
                    "\n  \t|" +
                    "\n   \t|" +
                    "\n   \t|" +
                    "\n       ===",
                    "\n  \t|" +
                    "\n   \t|" +
                    "\n   \t|" +
                    "\n       ===",
                    "\n       ===",
                    ""

            };
            int lives = 7;
            string[] Words = { "tiger", "leopard", "lion", "owl", "penguin", "wolf", "bear", "monkey", "cow", "pig", "dog", "cat" };
            Random randNum = new Random();
            int number = randNum.Next(1, 12);
            string target = Words[number];
            int len = target.Length;
            char[] characters = target.ToCharArray();
            List<string> blankspaces = new List<string>();
            List<string> guessedLetters = new List<string>();
            List<string> correct = new List<string>();
            double correctLetters = 0;
            int blanks = 0;
            while (blanks < 0)
            {
                blankspaces.Add("_");
                blanks += 1;
            }
            do
            {
                foreach (var i in blankspaces)
                {
                    Console.Write(i);
                }
                Console.WriteLine();
                Console.WriteLine("Lives: {0}", lives);
                Console.WriteLine(Hangman[lives]);
                Console.WriteLine("Enter a letter to guess: ");
                string playerGuess = Console.ReadLine();

                if (guessedLetters.Contains(playerGuess))
                {
                    Console.WriteLine("You already guessed that letter");
                }
                else if (target.Contains(playerGuess))
                {
                    Console.WriteLine("Your letter is in the word!");
                    guessedLetters.Add(playerGuess);
                    correct.Add(playerGuess);
                    correctLetters += 1;
                }
                else
                {
                    Console.WriteLine("Your letter isn't in the word.");
                    guessedLetters.Add(playerGuess);
                    lives -= 1;
                }
                if (len != correctLetters)
                {

                }
                else
                {
                    Console.WriteLine("Well done! The target word was {0}.", target);
                    lives = -1;
                }
            } while (lives > 0);
            if (lives == 0)
            {
                Console.WriteLine(Hangman[lives]);
                Console.WriteLine("You ran out of lives. The target word was {0}.", target);
            }
            else if (lives == -1)
            {

            }
            Console.ReadLine();





        }
    }
}