Can't count pagination of pdf page number Using counter(page) and counter(pages) are page counters that are built into CSS

Question

I have a html template report and data populate using Apache velocity Here i added a footer, In the footer section pagination page number will show but it shows Page 0 of 0 i don't why this happen.

following the link code i have used. text

i write this code below

Css

#pageNumber::after {
   content: counter(page)
}

#totalPages::after {
   content: counter(pages)
}

Html

 Page <span id="pageNumber"></span> of <span id="totalPages"></span>