html,
body {
  display: flex;
  justify-content: center;
  align-items: center;
  /* align-content: center; */
  width: 100%;
  height: 100%;
  inset: 0;
  margin: 0;
  padding: 0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1em;

  main {
    img {
      width: 150px
    }
  }
}