protected override void CreateHeaderSection()
 {
     Docuemnt.Append(@"{""header"": ""This is Document Header."",");
 }
 protected override void CreateFooterSection()
 {
     Docuemnt.Append(@"""footer"": ""This is Document Footer.""}");
 }
 protected override void CreateBodySection()
 {
     Docuemnt.Append(@"""body"":""This is Document Body."",");
 }
 protected override void CreateHeaderSection()
 {
     Docuemnt.Append($"<root><header>This is Document Header.</header>");
 }
 protected override void CreateFooterSection()
 {
     Docuemnt.Append($"<footer>This is Document Footer.</footer></root>");
 }
 protected override void CreateBodySection()
 {
     Docuemnt.Append($"<body>This is Document Body.</body>");
 }