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;
  }
}