Merge pull request #3 from jamesruan/master

add more language for ML to highlight
Merge pull request #4 from jamesruan/master

update ML add description into index.html
Merge pull request #5 from jamesruan/master

fix mkStr() bug: non-standard use of replace()
Merge pull request #6 from jamesruan/master

adjust color for ebony color-front
update color for heading
fix table th letter-spacing
Merge pull request #8 from cc98-frontend-development/master

update color for heading
change media query unit to rem
add media query for article.row img