made small curriculum updates
made changes to blog instructions
made changes to blog instructions
added internet archive link for pseudo elements
fixed typo
added instructions to clarify repos
deleted extra period
added resource
clarified instructions
updated instructions to clarify html vs css
Merge remote-tracking branch 'upstream/master'
added some changes from DBC
Merge branch 'master' of https://github.com/scyclow/phase_0_unit_1