anchor.diff:              p Amazon gives our community a commission if you make a purchase right after clicking one of these buttons.
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positive.code: extends ../layout
  block content
      h2.text-center Buy cool things and support our open source community
      hr
      .row
          .col-xs-12.col-sm-10.col-sm-offset-1.col-md-8.col-md-offset-2.text-center
  
negative.code:                 <form action="//www.paypal.com/cgi-bin/webscr" onSubmit="ga('send', 'event', 'SHOP', 'SHOP-STICKER', 'Sticker PayPal button clicked');" method="post" target="_blank">
                  <input type="hidden" name="cmd" value="_s-xclick">
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      hr
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          .col-xs-12.col-sm-10.col-sm-offset-1.col-md-8.col-md-offset-2.text-center
              img.img-responsive.img-center(src='http://i.imgur.com/ATDiWMl.png')
              h3 Get 2 free audiobooks through Audible
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              h3 Get $10 in credit for your own Digital Ocean server
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          .col-xs-12.col-sm-10.col-sm-offset-1.col-md-8.col-md-offset-2.text-center
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              h3 Buy some affordable domain names
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