html_css_intro: added nav dropdown
Merge branch 'add_nav_dropdown' into develop
html_css_intro: +about.html and some light content
html_css_intro: styles.css updates(img, h3)
html_css_intro: +contact.html and some light content
html_css_intro: added more content to contacts.html and styled
Merge branch 'adding-pages' into develop
added responsive.css +linked css file
added media queries to contact & index
edits to nav element and other responsive adjustments
+notes on Website Testing
Merge branch 'responsive-dev' into develop