body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #f4f4f4;
  color: #222;
}
.hero {
  background: #0b3c5d;
  color: white;
  text-align: center;
  padding: 50px 20px;
}
section {
  background: white;
  max-width: 800px;
  margin: 20px auto;
  padding: 30px 20px;
}
h1, h2 {
  margin-top: 0;
}
.btn {
  background: #e63946;
  color: white;
  padding: 12px 22px;
  text-decoration: none;
  font-weight: bold;
  border-radius: 4px;
}
ul {
  list-style: none;
  padding: 0;
}
ul li::before {
  content: "✔ ";
  color: green;
}
footer {
  text-align: center;
  padding: 20px;
  font-size: 14px;
}