Update README.md

imported Metrophobic font im CSS

added deployed link and snapshots

added css for footer section

added html for footeer section

modified css for sign up form section

modified html for sign up form section

added css for sign up form section

added html for sign up form section

added css for text div of sign up section

added html for sign up section

added css for sullivan quote section

added html for sullivan quote section

modified css for stack section

modified html for stack section