anchor.diff:          color: #68a138;
         }
         a .logo {
  -        background-size: 270px;
  -        color: #6B6054;
  -        display: inline-block;
  -        font-size: 30px;
  -        height: 50px;
  -        text-transform: uppercase;
  -        width: 270px;
  +
         }
         button {
           background: #81C14B;
  
positive.code:       button:hover {
          background: #68a138;
        }
        .links {
          margin-bottom: 20px;
        }
        .links a:not(:last-of-type) {
          margin-right: 20px;
        }
      </style>
    </head>
    <body>
      <header>
        <a href="http://wordset.org"><img class="logo" src="https://www.wordset.org/assets/images/full-logo-d86b9c4cc39db7811704cb1860c23842.png" alt="Wordset"/></a>
      </header>
      <section>
        <%= yield %>
        <p>
          Love and Language,<br/>
          Hampton and Michael (co-founders)
        </p>
      </section>
      <footer>
        <div class="links">
          <a href="https://twitter.com/thewordset">Twitter</a>
          <a href="https://facebook.com/wordset">Facebook</a>
          <a href="https://github.com/wordset">GitHub</a>
        </div>
      <% if @user %>
      <a href="<%= api_link("/users/#{@user.id}/unsubscribe") %>">Unsubsribe</a>
      <% end %>
      </footer>
    </body>
  </html>
  
negative.code: <html>
    <head>
      <style>
        h1 {
          font-weight: 500;
        }
  