Using <html> & </html> isn't necessary. When finished tap your "Tab" key, then "View" and your results will be just below on this page; use "Scroll Up" to return to the test bed using 2.83 upgrade and below. The 2.9 or 2.9.1 upgrade has to use the "Back" key. I have three links for a smallify tool here, here and here or you may click here and learn how to smallify plus a width & height finder is here for image dimensions.
Here are your results. Use "Scroll Up" to return to the test bed above.