anchor.diff: +import 'dart:math';
   import 'dart:typed_data';
   
   import 'package:flutter/material.dart';
  
positive.code:           Container(
              padding: EdgeInsets.only(top: 15.0, bottom: 15.0),
              child: MarkdownBody(
                data: entry.content,
                styleSheet: _getMarkdownStylesheet(context),
              ),
            ),
  
negative.code:         top: 20.0,
          bottom: 20.0,
        ),
        decoration: widget.isLast
            ? null
            : BoxDecoration(
                border: Border(
  