Bootstrap/scss/bootstrap-grid.scss

// Bootstrap Grid only
//
// Includes relevant variables and mixins for the regular (non-flexbox) grid
// system, as well as the generated predefined classes (e.g., `.col-4-sm`).


//
// Variables
//


// Grid breakpoints
//
// Define the minimum and maximum dimensions at which your layout will change,
// adapting to different screen sizes, for use in media queries.

$grid-breakpoints: (
  // Extra small screen / phone
  xs: 0,
  // Small screen / phone
  sm: 544px,
  // Medium screen / tablet
  md: 768px,
  // Large screen / desktop
  lg: 992px,
  // Extra large screen / wide desktop
  xl: 1200px
) !default;


// Grid containers
//
// Define the maximum width of `.container` for different screen sizes.

$container-max-widths: (
  sm: 576px,
  md: 720px,
  lg: 940px,
  xl: 1140px
) !default;


// Grid columns
//
// Set the number of columns and specify the width of the gutters.

$grid-columns:               12 !default;
$grid-gutter-width:          1.875rem !default; // 30px


//
// Grid mixins
//

@import "variables";

@import "mixins/clearfix";
@import "mixins/breakpoints";
@import "mixins/grid-framework";
@import "mixins/grid";

@import "grid";