form {
    max-width: 500px;
    margin: 0 auto;
    border: 1px solid #ccc;
    padding: 20px;
  }
  
  h2 {
    text-align: center;
  }
  
  label {
    display: block;
    margin-bottom: 10px;
  }
  
  input {
    width: 100%;
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 3px;
  }
  
  button {
    background-color: #4CAF50;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
  }