body {
  margin: 0;
  min-height: 100svh;
  display: grid;
  place-items: center;
  background: #100e12;
  color: #d8cbd6;
  font: 13px/1.9 monospace;
}
main {
  max-width: 420px;
  padding: 32px;
}
p {
  color: #927e8d;
}
a {
  color: #b77f9e;
}
body.light {
  background: #fff;
  color: #30232e;
}
button {
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  cursor: pointer;
  margin-bottom: 35px;
  padding: 8px 0;
}