#box-1 {
  height: 100vh;
  width: 100%;
  background-image: url(../../assets/img/674033_0.jpg?h=ce69553281b886740dc1cb7607d028cc);
  background-size: cover;
  display: table;
  background-attachment: fixed;
}

#box-2 {
  height: 100vh;
  width: 100%;
  background-image: url(../../assets/img/sweden.jpg?h=bd0b706cfb087b4ce63eb8a2abbf64d1);
  background-size: cover;
  display: table;
  background-attachment: fixed;
}

#box-3 {
  height: 100vh;
  width: 100%;
  background-image: url(letter_bg_02.jpg);
  background-size: cover;
  display: table;
  background-attachment: fixed;
}

h1 {
  font-family: arial black;
  font-size: 50px;
  color: white;
  margin: 0px;
  text-align: center;
  display: table-cell;
  vertical-align: middle;
}