<!DOCTYPE html>
<html>
<head>
  <title>JavaScript Numbers</title>
</head>
<body>
  <p id="number">Initial Value: 0</p>
  <button onclick="increment()">Increment</button>
  <script>
    let count = 0;
    function increment() {
      count += 1;
      document.getElementById("number").textContent = "Current Value: " + count;
    }
  </script>
</body>
</html>