body 
  { 
    font-family: Arial, sans-serif; 
    background: #f0f8ff; 
    display: flex; 
    flex-direction: column; 
    min-height: 100vh; 
  }
  
  main 
  { 
    flex: 1; 
  }

  /* Navbar Animation */
  .navbar 
  { 
    opacity: 0; 
    transform: translateY(-30px); 
    transition: all 1s ease-out; 
  }
  
  .navbar.visible 
  { 
    opacity: 1; 
    transform: translateY(0); 
  }

  /* Header Animation */
  header 
  { 
    background: #17a2b8; 
    color: #fff; 
    text-align: center; 
    padding: 60px 60px; 
    overflow: hidden; 
  }
  
  header h2, header p 
  { 
    opacity: 0; 
    transform: translateY(30px); 
    transition: all 1s ease-out; 
  }
  
  header h2.visible, header p.visible 
  { 
    opacity: 1; 
    transform: translateY(0); 
  }

  /* Course cards */
  .course-card-wrapper 
  { 
    opacity: 0; 
    transform: translateY(50px); 
    transition: all 0.8s ease-out; 
  }
  
  .course-card-wrapper.visible 
  { 
    opacity: 1; 
    transform: translateY(0); 
  }
  
  .course-card 
  { 
    background: #fff; 
    border-radius: 15px; 
    padding: 20px; 
    box-shadow: 0 6px 15px rgba(0,0,0,0.1); 
    transition: transform 0.3s, box-shadow 0.3s; 
  }
  
  .course-card:hover 
  { 
    transform: translateY(-10px); 
    box-shadow: 0 12px 25px rgba(0,0,0,0.2); 
  }
  
  .course-card h5 a 
  { 
    text-decoration: none; 
    color: #007BFF; 
    font-weight: 600; 
  }
  
  .course-card h5 a:hover 
  { 
    color: #0056b3; 
  }

  /* Footer animations */
  .footer-bottom 
  { 
    transform: translateY(50px); 
    opacity: 0; 
    transition: all 1s ease-out; 
    background: #1abc9c; 
    color: white; 
    padding: 10px 0; 
    font-size: 18px; 
    text-align: center;
  }

  .footer-bottom.visible 
  { 
    transform: translateY(0); 
    opacity: 1; 
  }

  /* Footer links */
  .footer a 
  { 
    color: #fff; 
    text-decoration: none; 
    transition: color 0.3s; 
  }

  .footer a:hover 
  { 
    color: #17a2b8; 
  }

  @media(min-width: 992px){
    .navbar .dropdown:hover .dropdown-menu{
        display: block;
        margin-top: 0;
    }
}

    .navbar-nav .nav-link:hover{
    background: lightgreen;
    border-radius: 20px;
}


/* ✅ Center toggler menu on mobile */
    @media (max-width: 991px) {
      .navbar-collapse {
        text-align: center;
      }
      .navbar-nav {
        display: flex;
        flex-direction: column;
        gap: 10px;
      }
    }