:root {
  --ink: #1a1a1a;
  --soft: #666;
  --bg: #fbfaf7;
  --rule: #e6e3dc;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font: 17px/1.65 Georgia, "Times New Roman", serif;
  color: var(--ink);
  background: var(--bg);
}
.site-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 20px;
  border-bottom: 1px solid var(--rule);
}
.brand { font-weight: 700; text-decoration: none; color: var(--ink); }
nav a { margin-left: 16px; color: var(--soft); text-decoration: none; }
main { max-width: 720px; margin: 0 auto; padding: 32px 20px; }
h1 { font-size: 2rem; line-height: 1.2; }
.lede { font-size: 1.2rem; color: var(--soft); }
footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 20px 60px;
  color: var(--soft);
  border-top: 1px solid var(--rule);
}