add dafen173 js-dom

[dafen173]

JS-DOM

Demo | Code base

The code is submitted in its own sub-directory and in a dedicated feature branch. Please, review.

[A-Ostrovnyy]

Try to use one style for defining color names: #fff, #696969 instead of white, #696969 I mean style.css line13 and line33 same color but different color names. Also, remove errors in the browser console.

[A-Ostrovnyy]

Well done!