grid.scss

$context: 6;
@include span-columns($context);
@for $width from 1 through 3 {
  @for $height from 1 through 3 {
    .block-#{$width}-#{$height} {
      @include span-columns($width * 2, $context);
      padding-top: columns($height * 2, $context);
    }
  }
}
.block {
  margin-bottom: gutter($context);
  @include nth-omega;
}