ign" class="md-nav__link">
      API Design
    </a>
  </li>

        
          
          
          


  <li class="md-nav__item">
    <a href="../../best-practices/implementation/" title="API Implementation" class="md-nav__link">
      API Implementation
    </a>
  </li>

        
      </ul>
    </nav>
  </li>

    
      
      
      

  


  <li class="md-nav__item md-nav__item--active md-nav__item--nested">
    
      <input class="md-toggle md-nav__toggle" data-md-toggle="nav-4" type="checkbox" id