body {
    background: #f5f7fa;
    margin: 0;
    font-family: "Inter", "Arial", sans-serif;
  }
  
  #container {
    max-width: 950px;
    margin: 20px auto;
    padding: 0;
    background: #ffffff; 
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1); 
    overflow: hidden; 
  }
  
  #header {
    padding: 40px 0 20px 40px;
    text-align: left;
    /*border-bottom: 1px solid #e1e5e9;*/
  }
  
  #header a {
    color: #1a1a1a;
    text-decoration: none;
    font-size: 30px;
    font-family: "Arial";
    font-weight: 600;
  }
  
  .fit-picture {
    font-size: 40px;
    width: 150px;
    vertical-align: middle;
    padding: 0px 50px 40px 20px;
  }
  
  #menu {
    background: #00441b;
    padding: 8px 16px;
    position: sticky;
    top: 0;
    z-index: 100;
    margin: -30px 40px 0px 40px;
    border-radius: 5px;
    display: flex; 
    justify-content: center; 
    align-items: center; 
  }
  
  #menu a {
    color: #FFFFFF;
    text-decoration: none;
    font-size: 16px;
    font-family: "Arial";
    margin: 0 25px;
    padding: 8px 16px; 
    border-radius: 4px;
    transition: background 0.2s ease;
    display: inline-flex; 
    align-items: center; 
  }
  
  #menu a:hover {
    background: #238b45;
  }
  
  #page-intro {
    
    padding: 50px 0px 0px 0px;
    text-align: center;
  }
  
  .intro-text {
    margin: 0;
    color: #666;
    font-size: 18px;
    font-family: "Georgia";
    font-style: italic;
  }
  
  #sidebar {
    display: none;
  }
  
  #main {
    max-width: 850px;
    margin: 20px auto;
    padding: 0 40px 40px 40px;
    color: #374151;
    font-family: "Georgia";
    font-size: 16px;
    line-height: 1.6;
  }
  
  h2 {
    color: #111827;
    font-size: 24px;
    margin: 40px 0 20px 0;
    font-family: "Arial";
    font-weight: 600;
  }
  
  #main a {
    color: #238b45;
    text-decoration: none;
  }
  
  #main a:hover {
    text-decoration: underline;
  }
  
  .model-name {
    font-size: 24px;
    font-weight: bold;
    color: #238b45; 
    letter-spacing: 1px;
  }
  
  #footer {
    margin-top: 0; 
    padding: 30px 20px;
    background: #f9fafb;
    text-align: center;
    color: #6b7280;
    font-size: 13px;
    border-top: 1px solid #e5e7eb;
    border-radius: 0 0 12px 12px;
  }

  #footer a {
    color: #6b7280;        
    text-decoration: none; 
  }

  #footer a:hover {
    color: #4b5563;     
  }
 
  @media (max-width: 768px) {
    #container {
      margin: 10px;
      border-radius: 8px;
    }
    
    #header {
      padding: 20px 10px;
    }
    
    #header a {
      font-size: 18px;
    }
    
    #menu {
      padding: 10px 0;
    }
    
    #menu a {
      margin: 0 10px;
      font-size: 12px;
    }
    
    #main {
      padding: 0 20px 20px 20px;
      font-size: 14px;
    }
    
    .fit-picture {
      width: 60px;
      height: 60px;
    }
  }