Resources

Things I borrowed and further reading

Flexbox

A Guide to Flexbox

Flexbox justify content demo

Flexbox wrap demo

CSS Grid

Should be used instead of Flexbox for larger scale layouts (not used on this site).

A complete guide to Grid

Responsive Navigation

Pure CSS collapse menu

Nth-Child

Useful Nth-child recipes

Responsive Table

(Not used on this site)

Alternative to Bootstrap responsive tables

General

Can I use, browser compatibility checker

WEBAIM colour contrast checker