:root {
  color-scheme: light;
  --bg: #ffffff;
  --text: #111111;
  --muted: #666666;
  --link: #1a5fb4;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.72;
}

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 20px 56px;
}

.document {
  padding: 0;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

h1,
h2,
h3 {
  line-height: 1.35;
}

h1 {
  margin: 0 0 14px;
  font-size: 28px;
  letter-spacing: 0;
  text-align: center;
}

h2 {
  margin: 32px 0 12px;
  font-size: 20px;
}

h3 {
  margin: 24px 0 8px;
  font-size: 18px;
}

p {
  margin: 10px 0;
}

ul,
ol {
  margin: 10px 0 10px 22px;
  padding: 0;
}

li {
  margin: 6px 0;
}

a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.meta {
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
  text-align: center;
}

.meta li {
  margin: 2px 0;
}

.notice {
  margin: 18px 0;
  font-weight: 600;
}

.footer {
  margin-top: 34px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

@media (max-width: 640px) {
  main {
    padding: 24px 16px 44px;
  }

  h1 {
    font-size: 26px;
  }

  h2 {
    font-size: 20px;
  }
}