add crazy.html
Revert "add crazy.html"

This reverts commit 8c3355d19c96169c4b5e08488dde800c1a71cfca.
add 2nd news item to index page
Add article for 2nd news item
Add empty page in about section
Add contents to about page
Add HTML page for personal bio
Add empty HTML page for Mary's bio
Add link to about section in home page
Add red page
Add yellow page
Add green page
update README.md