body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  padding: 0;
  background-color: #eef2f5;
  color: #333;
}

header {
  background-color: #1b2a3a;
  color: white;
  padding: 40px;
  text-align: center;
}

.contact a {
  margin: 0 10px;
  color: #00c7ff;
  text-decoration: none;
}

section {
  padding: 30px 40px;
  background: white;
  margin: 20px auto;
  max-width: 1000px;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

h2 {
  color: #1b2a3a;
}

ul {
  padding-left: 20px;
}

footer {
  background-color: #1b2a3a;
  color: white;
  text-align: center;
  padding: 20px;
}

.hidden {
  display: none;
}