CleanPrint

I like this free (I love free) Google Chrome extension that can replace the browser's normal web page formatting, which is ugly and wasteful, with a cleaner and condensed version.  Install, then click on the little green leaf at the top right of your browser window to launch CleanPrint.

https://chrome.google.com/webstore/detail/print-or-pdf-with-cleanpr/fklmmmdcofimkjmfjdnobmmgmefbapkf