html, body {
  height: 100%;
}

main {
  width: 100%;
  height: 100%;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  background-color: #fffdfd;
  margin: 0;
}

main.background {
  background-image: url("img/background.svg?v=1");
  background-repeat: no-repeat;
  background-position: center;
  max-height: 500px;
  width: 90vw;
  height: 80vh;
}