/* General styles */
body {
    background-color: #1a1a2e;
    color: #eaeaea;
    font-family: Arial, sans-serif;
    margin: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }
  
  /* Header */
  header {
    text-align: center;
    background-color: #162447;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    margin: 20px auto;
    width: 80%;
  }
  
  header h1 {
    margin: 0;
    color: #eaeaea;
  }
  
  /* Navigation */
  nav {
    background-color: #1f4068;
    padding: 10px;
    border-radius: 10px;
    width: 80%;
    margin: 0 auto;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
  }
  
  nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: space-around;
  }
  
  nav ul li a {
    color: #eaeaea;
    text-decoration: none;
    padding: 10px;
    border-radius: 5px;
    transition: background-color 0.3s;
  }
  
  nav ul li a:hover {
    background-color: #1b1b2f;
  }
  
  /* Main content */
  main {
    flex: 1;
    width: 80%;
    margin: 20px auto;
    padding: 20px;
    background-color: #162447;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
  }
  
  main section h2 {
    color: #4b92db;
    margin-bottom: 10px;
    border-bottom: 1px solid #4b92db;
    padding-bottom: 5px;
  }
  
  main section ul {
    background-color: #2a2a45;
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  }
  
  main section ul li {
    color: #eaeaea;
    padding: 8px 12px;
    border-radius: 5px;
    transition: background-color 0.3s;
  }
  
  main section ul li:hover {
    background-color: #1b1b2f;
  }
  
  /* Footer */
  footer {
    text-align: center;
    background-color: #1f4068;
    padding: 20px;
    border-radius: 10px;
    margin: 20px auto;
    width: 80%;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
  }
  
  footer button {
    background-color: #1f4068;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
  }
  
  footer button:hover {
    background-color: #1b1b2f;
  }