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- // Framework grid generation
- //
- // Used only by Bootstrap to generate the correct number of grid classes given
- // any value of `$grid-columns`.
-
- @mixin make-grid-columns($columns: $grid-columns, $gutter: $grid-gutter-width, $breakpoints: $grid-breakpoints) {
- // Common properties for all breakpoints
- %grid-column {
- position: relative;
- width: 100%;
- min-height: 1px; // Prevent columns from collapsing when empty
- padding-right: ($gutter / 2);
- padding-left: ($gutter / 2);
- }
-
- @each $breakpoint in map-keys($breakpoints) {
- $infix: breakpoint-infix($breakpoint, $breakpoints);
-
- // Allow columns to stretch full width below their breakpoints
- @for $i from 1 through $columns {
- .col#{$infix}-#{$i} {
- @extend %grid-column;
- }
- }
- .col#{$infix},
- .col#{$infix}-auto {
- @extend %grid-column;
- }
-
- @include media-breakpoint-up($breakpoint, $breakpoints) {
- // Provide basic `.col-{bp}` classes for equal-width flexbox columns
- .col#{$infix} {
- flex-basis: 0;
- flex-grow: 1;
- max-width: 100%;
- }
- .col#{$infix}-auto {
- flex: 0 0 auto;
- width: auto;
- max-width: none; // Reset earlier grid tiers
- }
-
- @for $i from 1 through $columns {
- .col#{$infix}-#{$i} {
- @include make-col($i, $columns);
- }
- }
-
- .order#{$infix}-first { order: -1; }
-
- .order#{$infix}-last { order: $columns + 1; }
-
- @for $i from 0 through $columns {
- .order#{$infix}-#{$i} { order: $i; }
- }
-
- // `$columns - 1` because offsetting by the width of an entire row isn't possible
- @for $i from 0 through ($columns - 1) {
- @if not ($infix == "" and $i == 0) { // Avoid emitting useless .offset-0
- .offset#{$infix}-#{$i} {
- @include make-col-offset($i, $columns);
- }
- }
- }
- }
- }
- }
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