app/assets/stylesheets/library/_sticky-footer.sass
// Based on a [blog post by Ryan Fait](http://ryanfait.com/resources/footer-stick-to-bottom-of-page/).
//
// Must be mixed into the top level of your stylesheet.
//
// Footer element must be outside of root wrapper element.
//
// Footer must be a fixed height.
=sticky-footer($footer-height, $root-selector: unquote("#root"), $root-footer-selector: unquote("#root_footer"), $footer-selector: unquote("#footer"))
html, body
height: 100%
#{$root-selector}
clear: both
min-height: 100%
height: auto !important
height: 100%
margin-bottom: -$footer-height
#{$root-footer-selector}
height: $footer-height
#{$footer-selector}
clear: both
position: relative
height: $footer-height