body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background: #03140c;
  color: #b6ffd6;
  text-align: center;
  margin: 0;
  padding: 20px;
}

input {
  padding: 10px;
  font-size: 16px;
  margin: 10px 0;
  width: 80%;
  border-radius: 5px;
  border: none;
}

button {
  padding: 10px 20px;
  font-size: 16px;
  border-radius: 5px;
  border: none;
  background: #2ecc71;
  color: #022;
  cursor: pointer;
  margin: 5px;
}