body {
      font-family: sans-serif;
      margin: 0;
      padding: 0;
      background-color: #f4f4f4;
      color: #333;
  }
  header {
      background-color: #acacac;
      color: #000;
      padding: 1em 0;
      text-align: center;
  }
  nav {
      background-color: #eee;
      padding: 0.5em 0;
      text-align: center;
  }
  nav a {
      display: inline-block;
      padding: 0.5em 1em;
      text-decoration: none;
      color: #333;
      margin: 0 0.5em;
  }
  nav a:hover {
      background-color: #ddd;
  }
  .container {
      max-width: 960px;
      margin: 20px auto;
      padding: 20px;
      background-color: #fff;
      box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  }
  .hero {
      text-align: center;
      margin-bottom: 20px;
  }
  .hero h1 {
      font-size: 2.5em;
      margin-bottom: 10px;
  }
  .hero p {
      font-size: 1.2em;
      color: #666;
      margin-bottom: 20px;
  }
  .search-bar {
      text-align: center;
      margin-bottom: 20px;
  }
  .search-bar input[type="text"] {
      padding: 10px;
      border: 1px solid #ccc;
      border-radius: 5px;
      width: 80%;
      max-width: 400px;
  }
  .categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 15px;
      margin-bottom: 20px;
  }
  .category-card {
      background-color: #f9f9f9;
      padding: 15px;
      border-radius: 5px;
      text-align: center;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  }
  .category-card a {
      text-decoration: none;
      color: #333;
      font-weight: bold;
  }
  .featured-professions {
      margin-bottom: 20px;
  }
  .featured-professions h2 {
      border-bottom: 2px solid #ddd;
      padding-bottom: 10px;
      margin-bottom: 15px;
  }
  .profession-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 10px;
  }
  .profession-item {
      background-color: #fff;
      padding: 10px;
      border: 1px solid #eee;
      border-radius: 5px;
  }
  .profession-item a {
      text-decoration: none;
      color: #333;
  }
  footer {
      background-color: #333;
      color: #fff;
      text-align: center;
      padding: 1em 0;
      position: sticky;
      bottom: 0;
      width: 100%;
  }