body {
  font-family: sans-serif;
  background-color: #f2f2f2;
  text-align: center;
  margin: 0;
  padding: 0;
}

.main {
  padding: 50px;
}

button {
  padding: 10px 20px;
  font-size: 16px;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}
button:hover {
  background-color: #0056b3;
}