body {
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #89f7fe, #66a6ff);
    margin: 0;
    padding: 0;
    color: #333;
  }

  .container {
    width: 400px;
    margin: 50px auto;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  }

  h1, h2 {
    text-align: center;
  }

  form {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
  }

  input {
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
  }

  button {
    padding: 10px;
    border: none;
    background-color: #66a6ff;
    color: white;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
  }

  button:hover {
    background-color: #89f7fe;
  }

  #message {
    text-align: center;
    margin-top: 10px;
    color: red;
  }
  .center-image {
    display: block;
    margin: 0 auto;
    width: 400px;
    height: auto;
  }