flutter_clock/lib/model/config.dart

class Config {
  // 默认字体
  static String defaultFontFamily =
      '-apple-system,BlinkMacSystemFont,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif';
}