body {
  font-family: Arial;
  text-align: center;
  background-color: #e8f5e9;
}

h1 {
  color: darkgreen;
}

a {
  text-decoration: none;
  color: green;
  font-weight: bold;
}

button {
  padding: 10px 20px;
  font-size: 16px;
  border-radius: 8px;
  border: none;
  background-color: green;
  color: white;
  cursor: pointer;
}