body {
    margin: 0;
    font-family: 'Helvetica Neue', sans-serif;
    color: #333;
    line-height: 1.6;
    background-color: #f5faff;
  }
  
  .container {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
  }
  
  header {
    background-color: #008fd4;
    color: white;
    padding: 1rem 0;
  }
  
  header h1 {
    margin: 0;
    font-size: 1.8rem;
  }
  
  nav ul {
    list-style: none;
    display: flex;
    gap: 1rem;
    margin: 0;
    padding: 0;
  }
  
  nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
  }
  
  .hero {
    background: linear-gradient(to right, #a1c4fd, #c2e9fb);
    color: #004466;
    text-align: center;
    padding: 4rem 1rem;
  }
  
  .hero h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
  }
  
  .features {
    background-color: white;
    padding: 3rem 1rem;
  }
  
  .features h3 {
    text-align: center;
    margin-bottom: 2rem;
  }
  
  .cards {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .card {
    background-color: #e7f4fa;
    border-radius: 10px;
    padding: 1.5rem;
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.2s ease;
  }
  
  .card:hover {
    transform: translateY(-5px);
  }
  
  footer {
    text-align: center;
    padding: 1rem 0;
    background-color: #008fd4;
    color: white;
    margin-top: 2rem;
  }