grid.sass

@import clearfix.sass

$grid_width: 1200px
$grid_glue: 10px
$grid_boxes: 24

=grid-container
  +clearfix
  padding:
    left: 0px
    right: 0px

=grid($width)
  margin:
    left: $grid_glue / 2
    right: $grid_glue / 2
  width: $grid_width / $grid_boxes * $width - $grid_glue

=first
  margin-left: 0px
  padding-left: $grid_glue

=last
  margin-right: 0px
  padding-right: $grid_glue / 2