body {
  font-family: Arial, sans-serif;
  background: #fafafa;
  padding: 40px;
}

input, button {
  padding: 10px;
  width: 280px;
  margin-bottom: 10px;
}

button {
  background: #e91e63;
  color: #fff;
  border: none;
  cursor: pointer;
}

#resultado {
  margin-top: 20px;
}