anchor.diff:      // build:css styles/vendor.css
       // bower:css
       // endbower
  -    // endbuild
  -
  -    // build:css styles/main.css
       link(rel='stylesheet' href='/styles/main.css')
  +    link(rel='stylesheet' href='/bower_components/jasny-bootstrap/dist/css/jasny-bootstrap.css')
       // endbuild
   
     body
  
positive.code:     .container.desktop-nav.visible-md.visible-lg
        nav.navbar.navbar-default
          ul.nav.nav-justified
            li: a('about us', 'index.html')
            li: a('news', 'news.html')
            li: a('upcoming events', 'events.html')
            li: a('photo gallery', 'gallery.html')
            li: a('membership', 'membership.html')
            li: a('souvenirs', 'souvenirs.html')
  
      //- Mobile navbar
      .navmenu.navmenu-default.navmenu-fixed-left.offcanvas-sm.hidden-md.hidden-lg#mobile-navbar
        ul.nav.navmenu-nav
          li: a(href='http://www.stmarks.edu.hk/newsms/') St. Mark's School
          li: a(href='links.html') Links
          li: a(href='enews.html') e-news sign up
          li: a(href='contact.html') contact us
        ul.nav.navmenu-nav
          li: a(href='enews.html') e-news
          li: a(href='contact.html') contact
  
negative.code:     // bower:js
      script(src='/bower_components/jquery/dist/jquery.js')
      // endbower
      script(src='/bower_components/bootstrap-sass/assets/javascripts/bootstrap.js')
      script(src='/bower_components/jasny-bootstrap/dist/js/jasny-bootstrap.js')
      script(src='scripts/main.js')
      // endbuild
  