body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  color: #333;
}

header {
  background: #0044cc;
  color: #fff;
  padding: 2rem;
  text-align: center;
}

header h1 {
  margin-bottom: 0.5rem;
}

.call-btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.75rem 1.5rem;
  background: #ffcc00;
  color: #000;
  text-decoration: none;
  font-weight: bold;
  border-radius: 5px;
}

main {
  padding: 2rem;
}

section {
  margin-bottom: 2rem;
}

h2 {
  color: #0044cc;
  margin-bottom: 1rem;
}

ul, dl {
  margin-left: 1.5rem;
}

footer {
  background: #f1f1f1;
  text-align: center;
  padding: 1rem;
}