* { box-sizing: border-box; margin: 0; padding: 0; }
    html, body { height: 100%; overflow: hidden; }
    body { font-family: Arial, sans-serif; display: flex; flex-direction: column; }
    header { background: #003e7e; color: white; padding: 10px 20px; text-align: center; font-size: 1.5em; font-weight: bold; }
    footer { background: #003e7e; color: white; padding: 10px 20px; display: flex; justify-content: space-between; align-items: center; font-size: 0.9em; position: fixed; bottom: 0; width: 100%; z-index: 99; }
    .content-container { display: flex; flex: 1; height: calc(100vh - 110px); }
    .menu-toggle { display: none; background: #003e7e; color: white; padding: 10px; border: none; width: 100%; }
    .sidebar { background-color: #003e7e; color: white; padding: 20px; display: flex; flex-direction: column; width: 15%; min-width: 200px; flex-shrink: 0; position: fixed; top: 40px; bottom: 30px; z-index: 100; overflow-y: auto; }
    .logo { margin: 20px auto; background: #003e7e; }
    .logo img { width: 100%; max-width: 160px; }
    .menu-grid { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; align-items: center; }
    .menu-item { color: white; background: #004e9e; padding: 8px; width: 100%; text-align: center; cursor: pointer; border-radius: 4px; text-decoration: none; }
    .menu-item:hover { background-color: #005fbf; }
    .social-container { display: flex; justify-content: center; gap: 10px; margin-top: 20px; }
    .main { margin-left: 15%; flex: 1; padding: 20px; position: relative; overflow-y: auto; }
    .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px; }
    .cell { background-color: #f2f2f2; border: 1px solid #003e7e; height: 240px; display: flex; flex-direction: column; align-items: center; justify-content: start; padding: 10px; color: #003e7e; cursor: pointer; transition: transform 0.2s; }
    .cell:hover { transform: scale(1.02); }
    .cell-title { text-align: center; width: 100%; font-weight: bold; margin-bottom: 10px; }
    .cell-image-container { width: 100%; display: flex; justify-content: center; align-items: center; height: auto; flex: 1; }
    .cell-image-container img { width: 70%; height: 70%; object-fit: contain; max-height: 150px; }
    .cell-description { text-align: center; font-size: 14px; margin-top: 5px; color: #003e7e; }
    .slide-panel { position: fixed; top: 0; right: -100%; height: 100%; background: white; z-index: 1000; transition: right 0.5s ease; display: flex; flex-direction: column; width: 100%; }
    .slide-panel.active { right: 0; }
    .close-btn { font-size: 2em; position: absolute; top: 10px; right: 10px; background: #003e7e; color: white; padding: 8px 12px; border: none; z-index: 10; cursor: pointer; }
    iframe { width: 100%; height: 100%; border: none; flex: 1; overflow-y: auto; }
    @media (max-width: 768px) {
      .content-container { flex-direction: column; }
	  .main { margin-left: 0px; }
      .menu-toggle { display: block; }
      .sidebar { display: none; width: 100%; height: auto; position: relative; padding: 10px; }
      .sidebar.active { display: flex; }
      .menu-grid { flex-direction: row; flex-wrap: wrap; justify-content: center; }
      .grid { grid-template-columns: 1fr; }
      .close-btn { font-size: .8em; }
    }