:root {
  --ink: #1f2a24;
  --muted: #5b6b62;
  --line: #d9e2dc;
  --leaf: #3d6b4f;
  --paper: #fbfcfa;
}
* { box-sizing: border-box; }
html { color-scheme: light; }
body {
  margin: 0;
  font: 16px/1.6 Georgia, "Times New Roman", serif;
  color: var(--ink);
  background: var(--paper);
}
header, footer { border-color: var(--line); }
header {
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}
.wrap {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 20px;
}
.brand {
  font-size: 20px;
  letter-spacing: .02em;
  color: var(--leaf);
  text-decoration: none;
}
nav { float: right; }
nav a {
  margin-left: 18px;
  color: var(--muted);
  text-decoration: none;
  font-size: 15px;
}
nav a:hover, footer a:hover { color: var(--leaf); text-decoration: underline; }
main { padding: 44px 0 64px; }
h1 { font-size: 30px; font-weight: normal; margin: 0 0 18px; }
h2 { font-size: 21px; font-weight: normal; margin: 34px 0 10px; color: var(--leaf); }
p, li { max-width: 62ch; }
ul { padding-left: 22px; }
footer {
  border-top: 1px solid var(--line);
  padding: 22px 0 32px;
  color: var(--muted);
  font-size: 14px;
}
footer a { color: var(--muted); text-decoration: none; margin-right: 14px; }
@media (max-width: 560px) {
  nav { float: none; display: block; margin-top: 10px; }
  nav a { margin: 0 14px 0 0; }
}