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...automatically ... tidy up sloppy editing into nicely layed out markup... HTML TIDY is a free utility ... works great on the atrociously hard to read markup generated by specialized HTML editors and conversion tools, and can help you identify where you need to pay further attention on making your pages more accessible to people with disabilities
Use class names for exceptions to the default styling, such as for the navigation list, or the footer pargraph, etc.
Get rid of extraneous meta tags in the page header. You'll need the meta charset and meta language, a title tag, and a meta description, as well as links to CSS and JS files.
In the body, get rid of all font tags, and all inline style code. Get rid of all FP specific code. There is a massive amount of bloat that can be thrown away.