body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #0f172a;
  color: #f1f5f9;
}

header {
  text-align: center;
  padding: 60px 20px;
  background: linear-gradient(90deg, #1e3a8a, #2563eb);
}

header h1 {
  margin: 0;
  font-size: 40px;
}

header p {
  font-size: 18px;
  margin-top: 10px;
}

section {
  padding: 50px 20px;
  max-width: 800px;
  margin: auto;
}

h2 {
  color: #38bdf8;
}

ul {
  list-style: none;
  padding: 0;
}

ul li {
  background: #1e293b;
  margin: 10px 0;
  padding: 10px;
  border-radius: 5px;
}

footer {
  text-align: center;
  padding: 20px;
  background: #1e293b;
  margin-top: 40px;
}