-x;
}

@mixin box-shadow($a, $b, $c, $colour) {
  -moz-box-shadow: $a $b $c $colour;
  -webkit-box-shadow: $a $b $c $colour;
  box-shadow: $a $b $c $colour;
}

@mixin grid($grid-container-width, $grid-column-count:$column-count, $grid-gutter:$gutter) {

  $grid-column-width: $grid-container-width/$grid-column-count;

  .container {
    width: $grid-container-width;

    .one         { width: (1*$grid-column-width - $grid-gutter); }
    .two         { width: (2*$grid-column-width - $grid-gutter); }
    .thre