body {
  background-color: #f0f0f0; /* Light gray background */
  color: #333; /* Dark gray text */
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh; /* Ensure full height */
}
.header {
  background-color: #003366; /* Dark blue */
  color: white;
  padding: 20px;
  text-align: center;
  width: 100%;
}
.nav {
  margin: 10px 0;
}
.nav a {
  color: #0099cc; /* Light blue */
  margin: 0 15px;
  text-decoration: none;
}
.nav a:hover {
  text-decoration: underline;
}
.main-content {
  padding: 20px;
  text-align: center;
  max-width: 800px; /* Limit width for better readability */
}
.footer {
  background-color: #003366; /* Dark blue */
  color: white;
  padding: 10px;
  text-align: center;
  width: 100%;
}