    .nav-collapse .nav > .divider-vertical {
      display: none;
    }
    .nav-collapse .nav .nav-header {
      color: #555555;
      text-shadow: none;
    }
    .nav-collapse .nav > li > a,
    .nav-collapse .dropdown-menu a {
      padding: 9px 15px;
 
</s> remove     color: #555555;
 </s> add     color: #777777; </s> remove   color: #555555;
 </s> add   color: #777777; </s> remove   border-top-color: #555555;
  border-bottom-color: #555555;
 </s> add   border-top-color: #777777;
  border-bottom-color: #777777;
    color: #777777;
    .nav-collapse .nav > .divider-vertical {
      display: none;
    }
    .nav-collapse .nav .nav-header {
    color: #777777;
      text-shadow: none;
    }
    .nav-collapse .nav > li > a,
    .nav-collapse .dropdown-menu a {
      padding: 9px 15px;
keep keep keep keep replace keep keep keep keep keep
 [docs] Update Bootstrap to 2.1.1 
docs/static/css/bootstrap-responsive.css