body {
      margin: 0;
      font-family: Helvetica, sans-serif;
      background-color: #ffffff;
      color: #1d3666;
      overflow: hidden;
    }

    header {
      background-color: #1d3666;
      color: white;
      padding: 1rem 2rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    header img {
      height: 50px;
    }

    nav a {
      color: white;
      margin-left: 1rem;
      text-decoration: none;
      font-weight: bold;
    }

    .splash-sequence {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      background-color: #ffffff;
      z-index: 9999;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .splash-sequence img {
      max-width: 100vw;
      max-height: 100vh;
      position: absolute;
      opacity: 0;
      transform: scale(3);
      transition: transform 2s ease-in-out, opacity 2s ease-in-out;
      object-fit: contain;
    }

    .splash-sequence img.active {
      opacity: 1;
      transform: scale(1);
    }

    .main-content {
      display: none;
    }

    .content {
      padding: 3rem 2rem;
      text-align: center;
    }

    .btn {
      background-color: #b58800;
      color: white;
      border: none;
      padding: 1rem 2rem;
      border-radius: 8px;
      font-size: 1.2rem;
      cursor: pointer;
    }

    footer {
      background-color: #f2f2f2;
      padding: 2rem;
      text-align: center;
      font-size: 0.9rem;
    }