Corrected spelling of    intricacies.
Broken link fixed

Broken filing an issue link is fixed
Added semicolon to the end of the css value on line 198
v2

* Rewrote golden rule
* Added boolean attributes to HTML section
* Added media query placement to CSS section
* Added editor preferences section
* Rewrote hella other stuff
* Added some source/additional reading links
Removed extra double-quote