.rio {
  background: url('images/rio.jpg') center/cover no-repeat;
}

.lencois {
  background: url('images/lencois.jpg') center/cover no-repeat;
}

.sp {
  background: url('images/sp.jpg') center/cover no-repeat;
}

.hero {
  height: 90vh;
  background: url('images/hero.jpg') center/cover no-repeat;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
}