:root {
  --primary-color: #1a73e8;
  --secondary-color: #4285f4;
  --text-color: #202124;
  --background-color: #ffffff;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--background-color);
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
}

.home-button {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: var(--primary-color);
  color: white;
  text-decoration: none;
  border-radius: 4px;
  margin-bottom: 1rem;
  transition: background-color 0.2s ease;
}

.home-button:hover {
  background-color: var(--secondary-color);
  text-decoration: none;
}

h1 {
  color: var(--primary-color);
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--secondary-color);
  padding-bottom: 1rem;
}

h2 {
  color: var(--primary-color);
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

h3 {
  color: var(--secondary-color);
  font-size: 1.3rem;
  margin-top: 1.5rem;
}

h4 {
  color: var(--secondary-color);
  font-size: 1.1rem;
  margin-top: 1.2rem;
}

.content {
  background-color: #f8f9fa;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

section {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #e1e4e8;
}

section:last-child {
  border-bottom: none;
}

ul {
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

li {
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--primary-color);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.last-updated {
  color: #666;
  font-style: italic;
  margin-bottom: 2rem;
  text-align: center;
}