body {
  background-color: rgb(6, 7, 12);
  background-image: url(background.png);
  background-repeat: no-repeat;
  background-position:center;
  background-size: cover;
  height: 100vh;
  padding: 0 10%;
}


@keyframes backgroundZoom {
  from{
    background-size: 40%;
  }
  to{
    background-size: 55%;
  }
}
body {
  animation: backgroundZoom 4s ease-in forwards;
}