http://devdocs.io should satisfy all web-developer documentation needs (and it uses MDN of course )
But please, before you learn ANY framework, learn vanilla first (JS/CSS/HTML), everything will be way easier later... and you will not be lost if you have to use a new framework.
But please, before you learn ANY framework, learn vanilla first (JS/CSS/HTML), everything will be way easier later... and you will not be lost if you have to use a new framework.