content: import 'package:flutter/material.dart';
  import 'package:flutter_screenutil/flutter_screenutil.dart';
  
  // 自定义各个字体的大小
  class CusFontSizes {
    CusFontSizes._();
  
    // 一般的卡片或者ListTile中的标题、子标题、正文的大小
    static double itemTitle = 18.sp;
    static double itemSmallTitle = 16.sp;
    static double itemSubTitle = 14.sp;
    static double itemContent = 12.sp;
    static double itemSubContent = 10.sp;
  
    // 一般的页面的标题、子标题、正文、附录等大学
    static double pageTitle = 20.sp;
    static double pageSubTitle = 16.sp;
    // Text()部件的默认字体大小也是15
    static double pageContent = 15.sp;
    static double pageSubContent = 13.sp;
    static double pageAppendix = 12.sp;
  
    // 输入框的文字大小
    static double searchInputLarge = 18.sp;
    static double searchInputMedium = 14.sp;
    static double searchInputSmall = 12.sp;
  
    // 有些特别标识的字体更大些
    static double flagVeryLarge = 50.sp;
    static double flagLarge = 36.sp;
    static double flagVeryBig = 32.sp;
    static double flagBig = 28.sp;
    static double flagMediumBig = 24.sp;
    static double flagMedium = 20.sp;
    static double flagSmall = 16.sp;
    static double flagTiny = 10.sp;
    static double flagMinute = 8.sp;
  
    // 按钮的文字大小
    static double buttonLarge = 28.sp;
    static double buttonBig = 24.sp;
    static double buttonMedium = 20.sp;
    static double buttonSmall = 15.sp;
    static double buttonTiny = 12.sp;
  }
  
  // 图标的大小，除开默认的，就稍微巨大和较小的
  class CusIconSizes {
    CusIconSizes._();
  
    static double iconLarge = 36.sp;
    static double iconBig = 30.sp;
    static double iconMedium = 24.sp;
    static double iconNormal = 20.sp;
    static double iconSmall = 16.sp;
    static double iconTiny = 12.sp;
  }
  
  // 一些特殊的背景色
  
  class CusColors {
    CusColors._();
  
    // 一些弹窗中需要上下翻页的背景色
    static Color pageChangeBg = const Color.fromARGB(255, 1, 191, 155);
  
    // appbar的下拉框的背景色，深色/浅色主题下，背景都是灰色的话白色文字就看得见
    static Color dropdownColor = const Color.fromARGB(255, 124, 96, 96);
  
  // 手记模块心情、分类、标签、更多的小图标的背景色
    static Color moodTinyTagBg = Colors.red[300]!;
    static Color cateTinyTagBg = Colors.lightBlue;
    static Color tagTinyTagBg = Colors.lightGreen;
    static Color moreTinyTagBg = Colors.grey;
  }
  