Introduce naming convention:

html and css (class and id and such): lowercase-dash
javascript: camelCase
python: lowercase_underscore
templates: lowercase_underscore
cookies: lowercase_underscore (no prepend)
get and post: lowercase_underscore (no prepend)

Change main.html to introduction.html, to prepare for implementation of the dashboard

add little button at the bottom that allows you to advance to the next quiz (debug mode)