#promo {
  text-align: center;
  padding: 40px;
  background: url(../../assets/img/family-beach-sea-adventure.jpg)no-repeat;
  background-size: cover;
}

@media (max-width: 700px) {
  #promo {
    padding: 20px;
  }
}

#promo .jumbotron {
  border-radius: 20px;
  padding: 40px;
  background-color: rgba(255,255,255,0.75);
  max-width: 800px;
  margin: 0 auto;
}

@media (min-width: 576px) {
  #promo .jumbotron {
    padding: 20px;
  }
}