body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 500px;
  margin: 50px auto;
  background-color: #fff;
  padding: 30px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  text-align: center;
  border-radius: 8px;
}

h1 {
  margin-bottom: 30px;
  color: #333;
}

label {
  display: block;
  margin-bottom: 15px;
  font-size: 18px;
}

input[type="file"] {
  margin-bottom: 20px;
  font-size: 16px;
}

button {
  padding: 12px 25px;
  background-color: #28a745;
  color: #fff;
  border: none;
  border-radius: 5px;
  font-size: 18px;
  cursor: pointer;
}

button:hover {
  background-color: #218838;
}