body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f9;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.container {
  background: #fff;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: center;
  max-width: 400px;
  width: 100%;
}

h1 {
  font-size: 24px;
  margin-bottom: 1rem;
}

p {
  font-size: 14px;
  color: #666;
  margin-bottom: 2rem;
}

input[type="file"] {
  display: block;
  margin: 0 auto 1rem;
  padding: 0.5rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  width: 100%;
}

button {
  background-color: #007bff;
  color: #fff;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
}

button:hover {
  background-color: #0056b3;
}

#status-message {
  margin-top: 1rem;
  font-size: 14px;
  color: #333;
}

#download-link {
  display: inline-block;
  margin-top: 1rem;
  color: #007bff;
  text-decoration: none;
}

#download-link:hover {
  text-decoration: underline;
}