body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #f2f4f8; /* light background */
  color: #1a1a1a;
}

header {
  position: relative;
  color: white;
  text-align: center;
  padding: 60px 10px;
  background-image: url("images/header-bg.png");
  background-size: cover;
  background-position: left;
  z-index: 1;
}

header::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(0, 0, 50, 0.6); /* dark blue overlay */
  z-index: -1;
}

.heading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.logo {
  height: 60px;
}

nav {
  background-color: #00264d; /* dark blue */
  padding: 10px;
  text-align: center;
}

nav a {
  color: #ffd700; /* gold */
  margin: 0 10px;
  text-decoration: none;
  font-weight: bold;
}

nav a:hover {
  color: #00bfff; /* light blue on hover */
}

section {
  padding: 40px 20px;
  text-align: center;
  background-color: #e6ecf0; /* greyish light background */
  color: #00264d; /* dark blue text */
}

footer {
  background-color: #333;
  padding: 20px;
  text-align: center;
  font-size: 14px;
  color: #fff;
}

footer p {
  margin: 5px 0;
  color: #ccc;
}