Narrowed sub-hero section. Fixed Sponsors & About Us html and spelling.
Added same page navigation links
 Changed Location link color. Narrowed About Us section
Stylized About Us; still need button centering. Changed  to very dark red. Changed link hover style.
Fixed nav link to speakers
About us section styling.
Added volunteer href to button
Added scrollto functionality.
Added fixed header.
Merge remote-tracking branch 'origin/master'

Conflicts:
	index.html
Merge remote-tracking branch 'origin/master'

Conflicts:
	index.html
Fixed downwards arrow.