body {
  font-family: Arial, sans-serif;
  background-color: #f9f9f9;
  padding: 20px;
}

.container {
  width: 50%;
  margin: auto;
  background-color: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
  text-align: center;
  color: #333;
}

form {
  display: flex;
  flex-direction: column;
}

label {
  margin-top: 10px;
}

input {
  padding: 8px;
  margin: 5px 0;
  border: 1px solid #ddd;
  border-radius: 4px;
}

button {
  padding: 10px;
  background-color: #4CAF50;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  margin-top: 20px;
}

button:hover {
  background-color: #45a049;
}

#confirmation-message {
  margin-top: 20px;
  font-size: 16px;
  color: green;
}