a {
  color: blue;
  text-decoration: none;
}
body {
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}
ul {
  font-family: sans-serif;
  font-size: 4.5vh;
  list-style-type: none;
  text-shadow: 0px 0px 0.3vh pink;
}
@media (prefers-color-scheme: dark) {
  a {
    color: #73b6f2;
  }
  body {
    background-color: #202020;
    color: #fbfbfe;
  }
}