renamed behavior.js to main.js

Signed-off-by: J. Renée Beach <splendidnoise@gmail.com>
Made the drag behavior a tad more complex.

Signed-off-by: J. Renée Beach <splendidnoise@gmail.com>
Putting the stylesheets back

Signed-off-by: J. Renée Beach <splendidnoise@gmail.com>