ct.setSpaceCharRatio(PdfWriter.SPACE_CHAR_RATIO_DEFAULT);
ct.setAlignment(LwgElement.ALIGN_CENTER);
ct.addText(new Chunk("\n\n\n", new LwgFont(bf, 16)));
ct.addText(new Chunk(he1, new LwgFont(bf, 16)));
ct.addText(new Chunk(he2, new LwgFont(bf, 16, LwgFont.NORMAL, Color.red)));
ct.go();
ct.setAlignment(LwgElement.ALIGN_JUSTIFIED);
ct.addText(new Chunk(he3, new LwgFont(bf, 12)));
ct.go();
ct.setAlignment(LwgElement.ALIGN_CENTER);
ct.addText(new Chunk(he4, new LwgFont(bf, 14)));