body {
  max-width: 90ch;
  margin: 40px auto;
  padding: 0 10px;
  font: 18px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  color:#444
}

h1, h2, h3 {
  line-height:1.2
}

@media (prefers-color-scheme: dark) {
  body {
    color: #c9d1d9;
    background:#0d1117
  }

  a:link {
    color:#58a6ff
  }

  a:visited {
    color: #8e96f0
  }
}

/* Grid stuff borrowed from https://www.joshwcomeau.com/css/full-bleed/ */
.wrapper {
  display: grid;
  grid-template-columns: 1fr min(60ch, calc(100% - 64px)) 1fr;
  grid-column-gap: 32px;
}

.wrapper > * {
  grid-column: 2;
}

.full-bleed {
  width: 100%;
  grid-column: 1 / -1;
}

.full-bleed img {
  width: 100%;
}