body {
    font-family: Arial, sans-serif;
    margin: 0;
    color: #1a1a1a;
    background-color: #fff;
  }
  header {
    text-align: center;
  }
  .logo {
    max-width: 200px;
  }
  nav {
    text-align: center;
    background-color: #003057;
  }
  nav a {
    display: inline-block;
    padding: 15px 20px;
    color: white;
    text-decoration: none;
  }
  nav a:hover {
    background-color: #00558c;
  }
  .hero {    
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    color: white;
    text-align: center;
  }
  .hero::after {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.4);
  }
  .hero-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    position: relative;
    z-index: 1;
    padding: 20px;
    flex-wrap: wrap;
    text-align: left;
  }

  .hero-logo img {
    max-width: 180px;
    height: auto;
  }

  .hero-text {
    max-width: 500px;
    color: white;
  }
  .features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding: 40px 20px;
    background: #f8f8f8;
  }
  .feature-box {
    width: 250px;
    margin: 10px;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    display: flex;
    align-items: flex-start;
    gap: 15px;
    flex-direction: column;
    row-gap: 10px;
  }
  .feature-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 0;
  }
  .feature-icon {
    margin-bottom: 0;
    text-align: center;
  }
  .feature-icon img {
    display: block;
    margin: 0 auto 10px;
  }
  .feature-text {
    text-align: center;
  }
  .feature-text h3 {
    margin: 0;
  }
  .feature-text p {
    margin: 0;
    text-align: left;
  }
  .about {
    padding: 40px 20px;
  }
  footer {
    background: #003057;
    color: white;
    padding: 20px;
    text-align: center;
    font-size: 14px;
  }
  footer a {
    color: #9dd3ff;
    text-decoration: none;
  }
  footer a:hover {
    text-decoration: underline;
  }

  @media (max-width: 768px) {
    .feature-box {
      flex-direction: column;
      align-items: center;
      text-align: center;
    }

    .feature-header {
      flex-direction: column;
      align-items: center;
      gap: 8px;
    }

    .feature-text p {
      text-align: center;
    }
  }