Конвертировать HTML в PDF файл и добавить верхний и нижний колонтитулы на C# и .NET

using System;
using System.IO;
using SautinSoft.PdfVision;

namespace Sample
{
    class Program
    {
        static void Main(string[] args)
        {
            AddHeaderAndFooter();
        }
        public static void AddHeaderAndFooter()
        {
            string inpFile = Path.GetFullPath(@"..\..\..\Sample.html");
            string outFile = new FileInfo("Result.pdf").FullName;
			// Before starting, we recommend to get a free 100-day key:
            // https://sautinsoft.com/start-for-free/
            
            // Apply the key here:
			// SautinSoft.PdfVision.SetLicense("...");
            

            PdfVision v = new PdfVision();
            
            
            HtmlToPdfOptions options = new HtmlToPdfOptions()
            {
                PageSetup = new PageSetup()
                {
                    PaperType = PaperType.Letter,
                    Orientation = Orientation.Portrait,
                    PageMargins = new PageMargins()
                    {
                        Left = LengthUnitConverter.ToPoint(5, LengthUnit.Millimeter),
                        Top = LengthUnitConverter.ToPoint(5, LengthUnit.Millimeter),
                        Right = LengthUnitConverter.ToPoint(5, LengthUnit.Millimeter),
                        Bottom = LengthUnitConverter.ToPoint(5, LengthUnit.Millimeter)
                    }
                },
                PrintBackground = true,
                Scale = 1,
				//Set a custom directory where will be placed portable Chromium browser. 
				//Default value depends of platform (win-x64, win-86, linux-x64 or osx-x64). 
				ChromiumBaseDirectory = Path.GetFullPath(@"..\..\..\..\..\..\Chromium\")
            };

            // Add page header:
            // 1. Increase top margin to fit header.
            options.PageSetup.PageMargins.Top += LengthUnitConverter.ToPoint(40, LengthUnit.Millimeter);

            // 2. Set up page Header in HTML format with image logo.
            // Please notice, images in header/footer are supported only in base64 format, therefore we'll encode it.
            string imgPath = @"..\..\..\logo.png";
            string imgBase64Encoded = Convert.ToBase64String(File.ReadAllBytes(imgPath));
            string header = "<div style=\"border: solid 0.5pt grey; width: 100%; display: flex; justify-content: flex-start; align-items: center; margin: 5px; padding: 0; \">" +
                            $"<img style=\"width: 96px; height: 96px; margin: 0;\" src=\"data:image/png;base64,{imgBase64Encoded}\" />" +
                            "<div style=\"width: calc(100% -300px - 50px); height: 96px; margin: 0; padding: 0; display: flex; flex-direction: column; justify-content: space-between; align-items: flex-start;\">" +
                            "<h1 style=\"width: 100%; margin: 0; padding-left: 10px; font-family: \'Arial\', sans-serif; color: gray; font-size: 24px; font-weight: bold; text-align: left; \">" +
                            "PDF Vision .Net</h1>" +
                            "<p style=\"margin: 0; padding-left: 10px; font-family: \'Arial\', sans-serif; color: #000; font-size: 18px; font-weight: normal; text-align: left;\">" +
                            "Gives your apps API to convert ASPX, HTML, Images (Multipage TIFF, PNG, Jpeg, Bitmap) to PDF." +
                            "</p></div>" +
                            "<div style=\"width: 100px; margin: 0; padding-top: 5px; padding-right: 5px; align-self: flex-start; display: flex; justify-content: flex-end; font-family: \'Arial\', sans-serif; color: #ccc; font-size: 10px; font-weight: bold;\">" +
                            "<div>Page <span class=\"pageNumber\"></span> of <span class=\"totalPages\"></span></div>" +
                            "</div></div>";

            options.Header = header;

            // Add page footer (doesn't work in trial version):

			// Please notice, the property 'Footer' doesn't work in the unlicensed version.
			// In the unlicensed version you will see trial notice instead of the footer.

			// In case of adding the page footer, don't forget to increase the margin bottom.
            // Like this:
            options.PageSetup.PageMargins.Bottom += LengthUnitConverter.ToPoint(20, LengthUnit.Millimeter);		
            
            string footer = "<div style=\"font-family: \'Arial\', sans-serif; color: #ccc; font-size: 18px; margin: 0 auto;\">Simple page footer aligned by center.</div>";
            options.Footer = footer;		
			

            try
            {
                v.ConvertHtmlToPdf(inpFile, outFile, options);

                // Open the result for demonstration purposes.
                System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(outFile) { UseShellExecute = true });
            }
            catch (Exception ex)
            {
                Console.WriteLine($"Error: {ex.Message}");
                Console.ReadLine();
            }
        }
    }
}

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