<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Confirmation</title>
  <style>
    body {
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      height: 100vh;
      margin: 0;
      font-family: Arial, sans-serif;
      text-align: center;
      background-color: #f5f5f5;
    }
    h1 {
      color: #333;
      font-size: 1.5rem;
      margin-bottom: