body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    margin: 0;
    padding: 0;
}


nav {
    background-color: #0044cc;
    padding: 15px 0;
}

nav ul {
    list-style-type: none;
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 0;
    padding: 0;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

nav a:hover {
    text-decoration: underline;
}


header {
    text-align: center;
    padding: 40px;
    background-color: white;
    margin: 20px;
    border-radius: 10px;
}

.main-image {
    width: 80%;
    max-width: 600px;
    border-radius: 15px;
    margin-top: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}
body {
  background-color: white;
  color: black;
  transition: background-color 0.3s, color 0.3s;
}

body.dark-mode {
  background-color: #121212;
  color: white;
}

#darkModeToggle {
  position: fixed;
  top: 10px;
  right: 10px;
  font-size: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
}