:root {
  color-scheme: light;
}
body {
  margin: 0;
  background: #f2f2f7;
  color: #000;
  font:
    17px/1.55 -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    Roboto,
    sans-serif;
}
main {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}
header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  font-weight: 700;
  font-size: 20px;
}
h1 {
  font-size: 30px;
  line-height: 1.2;
  margin: 0 0 4px;
}
h2 {
  font-size: 20px;
  margin: 28px 0 8px;
}
.updated,
footer {
  color: rgba(60, 60, 67, 0.6);
  font-size: 14px;
}
p {
  margin: 0 0 10px;
}
a {
  color: #0062cc;
}
nav a {
  margin-right: 16px;
}
footer {
  margin-top: 40px;
  border-top: 1px solid rgba(60, 60, 67, 0.18);
  padding-top: 16px;
}