Basic Coding Standard for HTML and CSS [closed]

Answer 1

You can also check SMACSS - https://smacss.com/ it's not official or something but it's very useful architecture for building your websites. There is also methodology called BEM - https://en.bem.info/method/

Answer 2

I would suggest looking at something like W3C standards.

They have code checkers on the site that you can run CSS and HTML through.

Answer 3

Have a look at these:

• Code Guide
• GitHub StyleGuide
• Google StyleGuide
• CSS Tricks StyleGuide
• SMACSS
• BEM