PrettyDumbFormat
Turn a PDF link into a page that fits any screen. Put this site's address in front of the PDF's URL:
https://www.prettydumbformat.com/example.com/files/menu.pdf
Or open a PDF from this device
On Android, install this site from Chrome's menu and it appears in the share sheet: share a link or a PDF file to PrettyDumbFormat to open it here.