static void Main(string[] args) { HTML html = new HTML("hello world"); html.text("hello world"); html.BR(); html.H1(); html.text("hello world"); html.h1(); html.BR(); html.H2(); html.text("hello world"); html.h2(); html.BR(); html.H3(); html.text("hello world"); html.h3(); html.BR(); html.H4(); html.text("hello world"); html.h4(); html.BR(); html.H5(); html.text("hello world"); html.h5(); html.BR(); }