Guía para escribir HTML y CSS¶
HTML¶
https://google.github.io/styleguide/htmlcssguide.html#HTML
CSS¶
https://google.github.io/styleguide/htmlcssguide.html#CSS
CSS avanzado¶
https://github.com/Wakkos/CSS-Guidelines#anatom%C3%ADa-de-un-documento-css
BEM¶