/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #121212;
    color: #e0e0e0;
    line-height: 1.8;
    padding: 40px;
    max-width: 900px;
    margin: auto;
    font-size: 18px;
  }
  
  h1 {
    font-size: 3rem;
    margin-bottom: 15px;
    color: #81d4fa;
  }
  
  h2 {
    font-size: 2.2rem;
    margin-bottom: 30px;
    border-bottom: 2px solid #64b5f6;
    padding-bottom: 10px;
    color: #81d4fa;
  }
  
  p, li, td {
    font-size: 1.2rem;
    margin-bottom: 15px;
  }
  
  nav {
    text-align: center;
    margin-bottom: 50px;
    font-size: 1.2rem;
  }
  
  nav a, nav button {
    margin: 0 18px;
    font-weight: 600;
    background: none;
    border: none;
    color: #64b5f6;
    cursor: pointer;
    transition: color 0.3s ease, transform 0.2s ease;
  }
  
  nav button:hover, nav a:hover {
    color: #90caf9;
    transform: scale(1.1);
  }
  
  table th, table td {
    padding: 15px 12px;
    border: 1px solid #37474f;
    text-align: left;
    color: #e0e0e0;
  }
  
  table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
  }
  
  table th {
    background-color: #263238;
  }
  
  footer {
    margin-top: 60px;
    font-size: 1rem;
    text-align: center;
    color: #616161;
  }
  
  /* Scroll Animation */
  
  .fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
  }
  
  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }