anchor.diff:  
   .ad_excerpt_show
     @include make-row
  +
     display: block
   
   .ad_excerpt_comments
  
positive.code: 
  .ad_meta_info
    @include clearfix
    position: relative
    display: block
    padding: 3px
  
negative.code: 
  .ad_comment_form
    @extend .ad_comment
  
    border-bottom: 0
  
  .ad_comments h5
  