I've been happy with the results and ease of implementation of tables using https://css-tricks.com/responsive-data-tables/ By Chris Coyier, April 27, 2011. It dynamically adjusts column widths to fit the size of the screen. For editing HTML I often use simple text editors, like WordPad, but I'm also happy with the free version of the WYSIWYG editor, BlueGriffen. But those who want to work a lot with HTML tables may find its add-on for working with tables a worthwhile investment.