$fa-chevron-left: '\f053';
$fa-chevron-right: '\f054';
$fa-chevron-up: '\f077';
$fa-chevron-down: '\f078';
$fa-tag: '\f02b';
$fa-columns: '\f0db';
$fa-times-circle: '\f057';
$fa-plus: '\f067';
$fa-caret-right: '\f0da';
$fa-angle-down: '\f107';
$fa-times: '\f00d';
$fa-bars: '\f0c9';
$fa-folder-open: '\f07c';