.div-block {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  width: 100vw;
  height: 100vh;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  background-image: url('../images/background.jpg');
  background-position: 50% 50%;
  background-size: cover;
}

.text-block {
  margin-top: 20px;
  font-family: futura-pt-bold, sans-serif;
  color: #fff;
  font-size: 50px;
  line-height: 50px;
  letter-spacing: 10px;
}

@media screen and (max-width: 479px) {
  .text-block {
    font-size: 30px;
    letter-spacing: 5px;
  }

  .image {
    width: 200px;
  }
}