Bootstrap/scss/_grid.scss

@use "mixins/grid";
@use "variables";

// Row
//
// Rows contain your columns.

:root {
  @each $name, $value in variables.$grid-breakpoints {
    --#{variables.$prefix}breakpoint-#{$name}: #{$value};
  }
}

@if variables.$enable-grid-classes {
  .row {
    @include grid.make-row();

    > * {
      @include grid.make-col-ready();
    }
  }
}

@if variables.$enable-cssgrid {
  .grid {
    display: grid;
    grid-template-rows: repeat(var(--#{variables.$prefix}rows, 1), 1fr);
    grid-template-columns: repeat(var(--#{variables.$prefix}columns, #{variables.$grid-columns}), 1fr);
    gap: var(--#{variables.$prefix}gap, #{variables.$grid-gutter-width});

    @include grid.make-cssgrid();
  }
}


// Columns
//
// Common styles for small and large grid columns

@if variables.$enable-grid-classes {
  @include grid.make-grid-columns();
}