anchor.diff:  
         a {
           color: black;
  -        .avatar img {
  -          width: 48px;
  -      }
  -    }
  +      }
       }
       .update-text {
   
  
positive.code:   .avatar {
      padding-right: 1em;
      img {
        width: 48px;
        background: white;
        padding: 0.35em;
      }
  
negative.code: 
      .avatar, .info {
        float: left;
      }
      .info {
        @include column(8);
  