.navbar-nav .nav-link {
    font-size: 1.1rem; /* Adjust as needed (1rem = 16px by default) */
    font-weight: 500;  /* Optional: makes it a bit bolder */
  }
.navbar-top {
      background-color: #035642; /* light green */
      font-size: 14px;
    }
    .navbar-main {
      background-color: #035642; /* Bootstrap green */
    }
    .navbar-main .nav-link, .navbar-main .navbar-brand {
      color: white;
    }
    .navbar-main .nav-link:hover {
      color: #ffc107;
    }
    .whatsapp-btn {
      background-color: #212529;
      color: white;
      border-radius: 25px;
      padding: 5px 15px;
    }
    .whatsapp-btn:hover {
      background-color: #343a40;
    }

.bg-footer
{
 background:#022515;
}
.bg-f2
{
    background:rgb(46, 49, 46);
}
.bgtn
{
  background:#078d4e
}
body {
    overflow-x: hidden;
  }
  .sidebar {
    background-color: #343a40;
    color: white;
    min-height: 100vh;
  }
  .sidebar a {
    color: #adb5bd;
    text-decoration: none;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .sidebar a:hover {
    background-color: #495057;
    color: #fff;
  }
  .sidebar-logo {
    font-size: 1.5rem;
    text-align: center;
    padding: 1rem;
    border-bottom: 1px solid #495057;
    background-color: #212529;
  }
  @media (min-width: 768px) {
    #sidebarMenu {
      display: block !important;
    }
  }

  #editor {
    background-color: white;
    height: 200px;
  }
  .hover-shadow:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    transform: translateY(-5px);
    transition: 0.3s ease;
  }
  .hero {
    background: url('https://images.unsplash.com/photo-1581090700227-1e8e93ff6a8e') no-repeat center center/cover;
    color: white;
    padding: 100px 0;
    text-shadow: 0 1px 3px rgba(0,0,0,0.6);
  }
  .card-img-top {
    height: 200px;
    object-fit: cover;
  }
  .course-card:hover {
    transform: scale(1.02);
    transition: 0.3s;
  }
  .footer {
    background: #343a40;
    color: white;
    padding: 40px 0;
  }
  .nav-link-lg {
    font-size: 1.1rem; /* or 18px */
    font-weight: 500;
  }
  .sidebar { height: 100vh; overflow-y: auto; background: #f8f9fa; }
        .content { padding: 20px; }
        .unit-btn { cursor: pointer; padding: 8px; background: #fff; border: 1px solid #ccc; border-radius: 5px; margin-bottom: 5px; }
        .unit-btn:hover { background-color: #e9ecef; }
        .course-title {
    font-size: 1.2rem;
    border-bottom: 2px solid #0d6efd;
    padding-bottom: 5px;
}
    /* Tab Nav Styling */
    .nav-tabs .nav-link {
        font-weight: 500;
        color: #0d6efd;
        border: 1px solid transparent;
        border-radius: 0.375rem 0.375rem 0 0;
    }

    .nav-tabs .nav-link.active {
        background-color: #0d6efd;
        color: #fff;
        border-color: #0d6efd #0d6efd #fff;
    }

    /* Tab Pane Styling */
    .tab-content > .tab-pane {
        border: 1px solid #dee2e6;
        border-top: none;
        padding: 20px;
        background-color: #ffffff;
        border-radius: 0 0 0.375rem 0.375rem;
        box-shadow: 0 0 8px rgba(0, 0, 0, 0.05);
        min-height: 400px;
    }

    /* Video and PDF viewer container */
    #content-video, #pdf-frame {
        border-radius: 0.5rem;
        box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
    }

    /* Course title heading */
    #content-title {
        font-weight: bold;
        color: #343a40;
        margin-bottom: 1rem;
    }

    /* Description box scroll */
    #content-description {
        font-size: 1rem;
        color: #212529;
        background-color: #f8f9fa;
    }

    /* Responsive iframe for PDF */
    #pdf-viewer iframe {
        border-radius: 0.5rem;
    }

     #editor-container {
            height: 200px;
            background: #fff;
        }
         .mentor-card img {
    border: 3px solid #ddd;
  }
   .profile-card {
      border-radius: 15px;
      box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
      text-align: center;
      padding: 20px;
    }
    .profile-image {
      width: 120px;
      height: 120px;
      object-fit: cover;
      border-radius: 50%;
      margin-bottom: 15px;
    }
    .social-icons a {
      margin: 0 8px;
      font-size: 20px;
    }
    .course-card {
      border-radius: 15px;
      box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
      overflow: hidden;
    }
    .course-card img {
      width: 100%;
      height: 160px;
      object-fit: cover;
    }