* added some configurations for customization
* added rem fallback function for ie8
use rem fallback function instead
added stylesheets for web font and replaced tab with 2 spaces

including tiny style adjustments
added style guide to card.scss and use rem fallback function
removed get clicky script
added style guide for button.scss
Style guide not needed in dashboard.scss which is specific style for dashboard (user might not use them)
moved font-size setting to html element because rem unit refer to html element size as a root
set fixed size to some elements because which not need flexible