$default-color: #555555;
$default-shade: #353535;
$default-tint: #AAAAAA;

$serif-font: 'Libre Baskerville';
$sans-font: 'Helvetica Neue';
$default-font-size: 14px;

@mixin box-sizing($type: border-box) {
  -webkit-box-sizing: $type;
     -moz-box-sizing: $type;
          box-sizing: $type;
}

@mixin transition($args...) {
  -webkit-transition: $args;
     -moz-transition: $args;
          transition: $args;
}

@mixin transform-translate($x, $y) {
  -webkit-transform: translate($x, $y);
     -moz-transform: translate($x, $y);
          transform: translate($x, $y);
}