:root {
  --bg: #fbfaf7;
  --fg: #1f2328;
  --muted: #6b6f76;
  --accent: #2f6f5e;
  --line: #e6e2da;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.65 Georgia, "Times New Roman", serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
header, main, footer { max-width: 720px; margin: 0 auto; padding: 0 20px; }
header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 36px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
header .brand { font-size: 22px; font-weight: bold; color: var(--fg); }
header nav a { margin-left: 18px; font-family: Helvetica, Arial, sans-serif; font-size: 15px; }
main { padding-top: 28px; padding-bottom: 40px; }
h1 { font-size: 30px; line-height: 1.25; margin: 0 0 8px; }
h2 { font-size: 22px; margin: 34px 0 6px; }
.meta { color: var(--muted); font-family: Helvetica, Arial, sans-serif; font-size: 14px; margin-bottom: 18px; }
.post { padding: 18px 0; border-bottom: 1px solid var(--line); }
.post:last-child { border-bottom: 0; }
.post h2 { margin-top: 0; }
blockquote { margin: 20px 0; padding-left: 16px; border-left: 3px solid var(--line); color: var(--muted); }
footer {
  padding-top: 18px;
  padding-bottom: 36px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: Helvetica, Arial, sans-serif;
  font-size: 13px;
}