html {
  font-size: 15px;
}

body,
select,
button {
  /* font family from modern font stacks on github; "Didone Typefaces" */
  font-family:
    Didot, "Bodoni MT", "Noto Serif Display", "URW Palladio L", P052, Sylfaen,
    serif;
  font-weight: 400;
}

body {
  margin: 1.7em;
  background-color: #afff47;
}

body a {
  color: #0000ff;
  display: list-item;
  margin-left: 2em;
}

body a::marker {
  content: "⪧    ";
  font-size: 0.8em;
}

body a:visited {
  color: #3f3fc0;
}

body.dark {
  color: #f4e9ff;
  background-color: #20690c;
}

body.dark a:visited {
  color: #94d1d1;
}

body.dark a {
  color: #66ffff;
}

h1 {
  border: 5px solid black;
  padding: 1.7em;
  border-radius: 0.5em;
  text-align: center;
  box-shadow: 2px 6px 0 black;
  font-size: 2.3em;
  letter-spacing: 1px;
}

select,
button {
  padding: 0.3em;
  background-color: #cdd4f9;
  border-style: outset;
  border-width: 3px;
  display: block;
  height: 4em;
  width: 9em;
}