body {
  margin: 0;
  background: #f7f7f7;
  color: #222;
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
}

a {
  color: #0b57d0;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

.site-header {
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid #ddd;
}

.site-header h1,
.site-header p {
  margin: 0;
}

.site-header p {
  margin-top: 8px;
  color: #555;
}

.nav {
  margin-top: 16px;
}

.nav a {
  margin-right: 16px;
  text-decoration: none;
}

.nav a[aria-current="page"] {
  text-decoration: underline;
  font-weight: 600;
}

.panel {
  background: #fff;
  border: 1px solid #ddd;
  padding: 20px;
  margin-bottom: 16px;
}

.panel h2,
.panel h3 {
  margin-top: 0;
}

.panel p:last-child,
.panel ul:last-child,
.panel ol:last-child {
  margin-bottom: 0;
}

.meta {
  font-size: 14px;
  color: #666;
}

.notice {
  background: #fff8e1;
  border: 1px solid #ead28a;
  padding: 12px 14px;
  margin-bottom: 16px;
}

.notice[hidden] {
  display: none;
}

.footer {
  margin-top: 24px;
  padding-top: 12px;
  border-top: 1px solid #ddd;
  font-size: 14px;
  color: #666;
}

ul,
ol {
  padding-left: 1.2rem;
}

code {
  background: #f0f0f0;
  padding: 1px 4px;
  border-radius: 4px;
}