You may like this plugin[1] to read local man pages as properly formated HTML pages.
[1]: https://github.com/dillo-browser/dillo-plugin-man
More plugins: https://dillo-browser.github.io/index.html#plugins
[1]: https://github.com/dillo-browser/dillo-plugin-man
More plugins: https://dillo-browser.github.io/index.html#plugins
On the man plugin, for the users with mandoc/mdoc, I found a bug, '-T html' should be '-Thtml' without spaces. Then works fine.