body {
    font-family: 'Roboto', sans-serif;
    background-color: #000000;
    color: #ffffff;
  }
  .sidebar {
    background-color: #020202;
    width: 300px;
    padding: 20px;
  }
  .sidebar a {
    color: #ffffff;
    text-decoration: none;
  }
  .sidebar a:hover {
    text-decoration: underline;
  }
  .content {
    padding: 20px;
  }
  .header {
    background-image: url('https://external-content.duckduckgo.com/iu/?u=https%3A%2F%2Fwallup.net%2Fwp-content%2Fuploads%2F2016%2F05%2F24%2F366221-lake-landscape-nature.jpg&f=1&nofb=1&ipt=1ba588dbb87eb8e596f6e15b3e20bd453e7882193da0cbd2573f362cfca4f8a1&ipo=images');
    background-size: cover;
    background-position: center;
    padding: 40px 20px;
    text-align: center;
  }
  .header h1 {
    font-size: 2.5rem;
    font-weight: 700;
  }
  .header p {
    font-size: 1.25rem;
    color: #ffcc00;
  }
  .table-container {
    margin-top: 20px;
  }
  .table-container table {
    width: 100%;
    border-collapse: collapse;
  }
  .table-container th, .table-container td {
    padding: 10px;
    border: 1px solid #444;
  }
  .table-container th {
    background-color: #333;
  }
  .table-container td {
    background-color: #222;
  }