application-2.js

function waitingPlayerTwo(show) {
  const messageContainer = document.querySelector('.waiting-message');
  messageContainer.style.display = show ? 'block' : 'none';
}

function countdownMessage(show, number) {
  const messageContainer = document.querySelector('.countdown-message');
  const countdownNumber = document.querySelector('.countdown-number');
  
  messageContainer.style.display = show ? 'block' : 'none';
  countdownNumber.textContent = number;
}