The aim of this area of MDN is not to take you from "beginner" to "expert" but to take you from "beginner" to "comfortable".
From there you should be able to start making your own way,learning from the rest of MDN, and other intermediate to advanced resources that assume a lot of previous knowledge.
Check them out here:MDN.com
W3Schools is an optimized web site for learning, testing, and training different scripting languages.
Examples might be simplified to improve reading and basic understanding.
check them out here:W3Schools.com
itePoint is a hub for web developers to share their passion for building incredible Internet things.
Founded by Mark Harbottle and Matt Mickiewicz in 1999, SitePoint is for web professionals,
by web professionals: developers, designers, programmers, product creators and entrepreneurs alike.
check them out here: sitepoint.com
CSS-Tricks launched July 4th, 2007. It used to be, believe it or not, primarily about CSS! Over the years, despite the hokey name,
CSS-Tricks has come to become a site about all things web design and development.
check them out here:CSS-Tricks.com
Killersites.com was first founded by David Siegel to support his best selling book 'Creating Killer Web SItes'.
Creating Killer Web Sites taught that web designers should incorporate design and layout principles used in print media, in the creation of web sites.
Since 2001, KillerSites.com has been run by Stefan Mischook with the aim of teaching practical business oriented web design.
Over the years, Stefan's articles and video tutorials have appeared in magazines and books published around the world.
check them out here:CSStutorial.com