body {
  font-family: sans-serif;
  padding: 2rem;
  text-align: center;
  background-color: #f0f0f0;
}

#installBtn {
  padding: 10px 20px;
  font-size: 1rem;
  margin-top: 1rem;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

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