  
  .navbar .nav > li > a {
    float: none;
    padding: 10px 15px 10px;
    color: #555555;
    text-decoration: none;
    text-shadow: 0 1px 0 #ffffff;
  }
  
  .navbar .nav .dropdown-toggle .caret {
 
</s> remove   border-top-color: #555555;
  border-bottom-color: #555555;
 </s> add   border-top-color: #777777;
  border-bottom-color: #777777; </s> remove     color: #555555;
 </s> add     color: #777777; </s> remove     color: #555555;
 </s> add     color: #777777;
  color: #777777;
  
  .navbar .nav > li > a {
    float: none;
    padding: 10px 15px 10px;
  color: #777777;
    text-decoration: none;
    text-shadow: 0 1px 0 #ffffff;
  }
  
  .navbar .nav .dropdown-toggle .caret {
keep keep keep keep replace keep keep keep keep keep
 [docs] Update Bootstrap to 2.1.1 
docs/static/css/bootstrap.css