body {
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
  background-image: url(media/moetile.png);
  background-color: #ffb5cd;
  color: purple;
  font-family: "MS PGothic", "Mona", "Monapo", "IPAMonaPGothic", "IPAPGothic", "saitamaar_light", "submona", "times";
  font-size: 12pt;
}

main {
  background: linear-gradient(120deg, #ffb5cd, #ff74a0);
  border: 1px purple solid;
  padding: 10px;
}


body::after {
        position: fixed  !important;
        content: url(media/nano.webp);
        bottom: -5px !important;
        right: 10px !important;
        z-index: -1;
}