Generated by SassMeister.com.

SassMeister-input.scss

// ----
// libsass (v3.2.5)
// ----

@import "breakpoint";
@import "toolkit";
@import "singularitygs";

@include sgs-change('debug', true);
@include sgs-change('mobile first', true);
@include sgs-change('output', 'isolation');

$smallest: 500px;
$smaller: 600px;
$small: 700px;
$medium: 900px;
$large: 1200px;
$verylarge: 1500px;

@include add-grid(4);
@include add-grid(8 at $small);
@include add-grid(14 at $medium);
@include add-grid(16 at $large);
@include add-gutter(0);
@include add-gutter(0 at $small);
@include add-gutter(0 at $medium);
@include add-gutter(0 at $large);

.foo {
  @include grid-span(1, 2);
}

SassMeister-output.css

.foo {
  -sgs-span-settings: ("span": 1, "location": 2, "grid": 4, "gutter": 0, "style": "opposite", "start row": false, "end row": false, "fixed gutter": false, "gutter property": "margin", "options": ());
  width: 25%;
  float: left;
  margin-right: -100%;
  margin-left: 25%;
  clear: none;
}