/* Reset some default spacing */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', Roboto, sans-serif;
  font-size: 18px;
  line-height: 1.6;
  background-color: #f9f9f9;
  color: #222;
  padding: 1rem;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
  background-color: #ffffff;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  border-radius: 8px;
}

header {
  margin-bottom: 2rem;
}

h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #333;
}

h2 {
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: #444;
}

.intro {
  font-size: 1.1rem;
  color: #555;
}

ul {
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

li {
  margin-bottom: 0.5rem;
}

a {
  color: #0066cc;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

@media (max-width: 600px) {
  body {
    font-size: 16px;
    padding: 0.5rem;
  }

  h1 {
    font-size: 1.6rem;
  }

  h2 {
    font-size: 1.3rem;
  }

  .container {
    padding: 1.5rem 1rem;
  }
}