Add theme's data for contact section.
Remove default line-height for icon's font.
Remove text uppercase style and add style for <span> and <p>.
Add style for toggle menu.
Remove scroll to top function
Add specific class for easing function.
Add toggle menu function.
Add detail for contact section (social media and email).
Add subscribe button.
Remove bootstrap-responsive.min.css
Remove normailize.css (use bootstrap.min.css instead)
Customize and optimize bootstrap.min.css
Add default value, Add style for toggle menu, Change style for input form.
Remove normailize.css and light-blue class (already customized and implemented with bootstrap.min.css for light-blue color).