body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  font-family: Arial, sans-serif;
}

h1 {
  text-align: center;
}

.button {
  display: block;
  padding: 10px 20px;
  background-color: #007bff;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
  margin: 10px;
  text-align: center;
}