anchor.diff:      .inset pre::-webkit-scrollbar-thumb,
       .console pre::-webkit-scrollbar-thumb,
       .code::-webkit-scrollbar-thumb {
  -        background: #ddd;
  +        background: #ccc;
           border-radius: 5px;
       }
   
  
positive.code:      * Monospace
       * --------------------------------------------------------------------- */
  
      pre, code, .repl input, .repl .prompt span {
          font-family: menlo, lucida console, monospace;
          font-size: 8pt;
      }
  
negative.code:     }
  
      .sub table td pre {
          max-height: 15em;
          overflow-y: auto;
      }
  
      .sub table td pre {
          width: 100%;
  
          word-wrap: break-word;
          white-space: normal;
      }
  