body {
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
    padding: 0;
  }
  
  header {
    display: flex;
    align-items: center;
    padding: 20px;
    background-color: #2d3e50;
    color: white;
  }
  
  header h1 {
    font-size: 2.5em;
    margin: 0;
  }
  
  nav.w3-bar {
    background-color: #35495e;
    padding: 10px 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
  }
  
  nav.w3-bar a {
    color: white !important;
    font-weight: bold;
    margin: 5px 15px;
    text-decoration: none;
  }
  
  nav.w3-bar a:hover {
    text-decoration: underline;
  }
  
  .slideshow-container {
    max-width: 900px;
    margin: 10px auto 10px auto;
    overflow: hidden;
    border-radius: 10px;
    position: relative;
  }
  
  .slides {
    display: flex;
    transition: transform 0.5s ease-in-out;
  }
  
  .mySlides {
    min-width: 100%;
  }
  
  .mySlides img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 10px;
  }
  
  .nav-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 10px;
    cursor: pointer;
  }
  
  .w3-display-left {
    left: 10px;
  }
  
  .w3-display-right {
    right: 10px;
  }
  
  section.w3-container {
    margin-top: 30px;
    padding: 0 10px;
  }
  
  .tab-content {
    margin-top: 20px;
  }
  
  footer {
    background-color: #2d3e50;
    padding: 10px 0;
    font-family: Verdana, sans-serif;
    font-size: 14px;
    color: white;
    text-align: center;
  }
  
  footer a {
    color: #add8e6;
    text-decoration: underline;
  }
  
  @media screen and (max-width: 600px) {
    header h1 {
      font-size: 1.5em;
      text-align: center;
    }
  
    nav.w3-bar {
      flex-direction: column;
      align-items: center;
    }
  
    nav a {
      margin: 5px;
      font-size: 1em;
    }
  }