body {
  background-color: #121212;
  color: #e0e0e0;
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.container {
  text-align: center;
  border: 1px solid #333;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
}

input[type="file"] {
  margin-top: 20px;
}

button {
  margin-top: 20px;
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  background-color: #6200ea;
  color: white;
  cursor: pointer;
}