anchor.diff:          div(class="panel panel-default")
               div(class="panel-body")
                   a(href="/follow/all?page=" + page, class="btn btn-primary") Follow all artists on page
  -                p(class="pull-right") Note that the buttons below always say follow, even if you already follow the artist.+                p(class="pull-right") Note that the buttons below always say follow, even if you already follow the artist.
  
positive.code: 
  mixin column(artist)
      div(class='col-sm-4 text-center')
          h1= artist.name
          if artist.match
              iframe(
                  src="https://embed.spotify.com/follow/1/?uri=spotify:artist:"+ artist.match +"&size=detail&theme=light"
  
negative.code:                 allowtransparency="true"
              )
          else
              p= artist.name + " has no match."
  
  mixin pages(pageInfo)
      div(class="row")
  