body {
  font-family: 'Segoe UI', Arial, sans-serif;
  margin: 0;
  background: linear-gradient(to bottom, #eef6fc 0%, #cdddee 100%);
  color: #222;
}

header {
  background-color: #002b55;
  color: white;
  padding: 2rem 1rem;
  text-align: center;
  background-image: url('waveform-header.png');
  background-size: cover;
  background-position: center;
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

header p {
  font-style: italic;
  font-size: 1.1rem;
}

nav {
  background-color: #014b90;
}

ul.navbar {
  list-style-type: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
}

ul.navbar > li {
  position: relative;
}

ul.navbar > li > a {
  display: block;
  color: white;
  padding: 14px 20px;
  text-decoration: none;
  transition: background-color 0.3s ease;
}

ul.navbar > li:hover {
  background-color: #00335c;
}

.dropdown-content {
  display: none;
  position: absolute;
  background-color: white;
  min-width: 220px;
  box-shadow: 0px 8px 16px rgba(0, 0, 0, 0.2);
  z-index: 1;
}

.dropdown-content a {
  color: #014b90;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
}

.dropdown-content a:hover {
  background-color: #f0f8ff;
}

ul.navbar > li:hover .dropdown-content {
  display: block;
}

main {
  padding: 3rem 2rem;
  text-align: center;
}

main h2 {
  font-size: 2rem;
  color: #014b90;
}

main p {
  font-size: 1.1rem;
  margin-top: 1rem;
  color: #333;
  text-align: left;
}

.divider {
  height: 11px;
  background-color: #ccc;
  margin: 30px 0;
}