/* Basic Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  /* Fonts & Body */
  body {
    font-family: 'Segoe UI', sans-serif;
    background-image: url('bg.jpg');
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
    color: #222;
    line-height: 1.6;
  }
  
  /* Header */
  header {
    background-color: rgba(0, 100, 0, 0.8);
    color: white;
    padding: 2rem;
    text-align: center;
    border-bottom: 5px solid #00cc66;
  }
  
  header h1 {
    font-size: 2.5rem;
  }
  
  header p {
    font-size: 1.2rem;
    margin-top: 0.5rem;
  }
  
  /* Navigation */
  nav {
    background-color: rgba(0, 170, 85, 0.8);
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    padding: 1rem;
    flex-wrap: wrap;
  }
  
  nav a, nav button {
    color: white;
    background: none;
    border: none;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
  }
  
  nav a:hover,
  nav button:hover {
    color: #ffffcc;
    text-decoration: underline;
  }
  
  /* Main Content */
  main {
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.8);
  }
  
  section {
    margin-bottom: 3rem;
  }
  
  h2 {
    font-size: 1.8rem;
    color: #006400;
    margin-bottom: 1rem;
  }
  
  /* Content Box */
  .box {
    background-color: white;
    border-left: 5px solid #00cc66;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    padding: 1.5rem;
    border-radius: 10px;
  }
  
  /* Footer */
  footer {
    background-color: rgba(0, 77, 38, 0.8);
    color: #ddd;
    text-align: center;
    padding: 1rem;
    font-size: 0.9rem;
    margin-top: 2rem;
  }
  
  /* Dark Mode */
  .dark-mode {
    background-color: #121212;
    color: #eee;
  }
  
  .dark-mode .box {
    background-color: #1e1e1e;
    border-left: 5px solid #00cc66;
  }
  
  .dark-mode nav,
  .dark-mode header,
  .dark-mode footer {
    background-color: #003300;
    color: #ccc;
  }