anchor.diff:    body.o-GoldenContainer
       main.o-GoldenContainer__Content
         h1 Site-Wide Schemes
  -      section#fonts.
  -        <h2>Font Scheme</h2>
  -        <form class="o-FlexContainer">
  -          <p class="!w:1o1">Check the radio buttons to change the
  -            style, variant, and weight of the font demos below.</p>
  -          <fieldset class="!w:1o1">
  -            <legend>font style and variant</legend>
  -            <ul class="o-FlexContainer">
  +      section#fonts
  +        h2 Font Scheme
  +        form.o-FlexContainer
  +          p(class="!w:1o1").
  +            Check the radio buttons to change the style, variant, and weight of the font demos below.
  +          fieldset(class="!w:1o1").
  +            legend font style and variant
  +            ul.o-FlexContainer
                 <li class="!w:1o2">
                   <input type="checkbox" id="check-fs" name="fs" value="italic"/>
                   <label for="check-fs">font-style: italic;</label>
  
positive.code:       }
        .ColorRelation::before {content: open-quote;}
        .ColorRelation::after  {content: close-quote;}
  
        form {
          padding: 1.5rem 1rem;
          margin-bottom: 1.5rem;
  
negative.code:         position: relative;
          top: 0.75rem;
        }
        .ColorTitle {
          font-weight: 600;
          text-align: center;
  