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_bootstrap-grid.scss
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_bootstrap-grid.scss
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/******************************************************************
Site Name:
Author:
Stylesheet: Bootstrap Grid Stylesheet
Version: 4.4.0
Resources:
* https://getbootstrap.com/docs/4.4/layout/grid/
* https://getbootstrap.com/docs/4.4/utilities/flex/
* https://getbootstrap.com/docs/4.4/utilities/display/
* https://getbootstrap.com/docs/4.4/utilities/spacing/
******************************************************************/
html {
box-sizing: border-box;
-ms-overflow-style: scrollbar;
}
*,
*::before,
*::after {
box-sizing: inherit;
}
// 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%;
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} {
@include flex-basis(0);
@include flex-grow(1);
max-width: 100%;
}
@for $i from 1 through $grid-row-columns {
.row-cols#{$infix}-#{$i} {
@include row-cols($i);
}
}
.col#{$infix}-auto {
@include make-col-auto();
}
@for $i from 1 through $columns {
.col#{$infix}-#{$i} {
@include make-col($i, $columns);
}
}
.order#{$infix}-first {
@include order(-1);
}
.order#{$infix}-last {
@include order($columns + 1);
}
@for $i from 0 through $columns {
.order#{$infix}-#{$i} {
@include order($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, $columns);
}
}
}
}
}
}
/// Grid system
//
// Generate semantic grid columns with these mixins.
@mixin make-container($gutter: $grid-gutter-width) {
width: 100%;
padding-right: $gutter / 2;
padding-left: $gutter / 2;
margin-right: auto;
margin-left: auto;
}
// For each breakpoint, define the maximum width of the container in a media query
@mixin make-container-max-widths($max-widths: $container-max-widths, $breakpoints: $grid-breakpoints) {
@each $breakpoint, $container-max-width in $max-widths {
@include media-breakpoint-up($breakpoint, $breakpoints) {
max-width: $container-max-width;
}
}
}
@mixin make-row($gutter: $grid-gutter-width) {
@include flexbox(flex);
@include flex-wrap(wrap);
margin-right: -$gutter / 2;
margin-left: -$gutter / 2;
}
@mixin make-col-ready($gutter: $grid-gutter-width) {
position: relative;
// Prevent columns from becoming too narrow when at smaller grid tiers by
// always setting `width: 100%;`. This works because we use `flex` values
// later on to override this initial width.
width: 100%;
padding-right: $gutter / 2;
padding-left: $gutter / 2;
}
@mixin make-col($size, $columns: $grid-columns) {
@include flex(0 0 percentage($size / $columns));
// Add a `max-width` to ensure content within each column does not blow out
// the width of the column. Applies to IE10+ and Firefox. Chrome and Safari
// do not appear to require this.
max-width: percentage($size / $columns);
}
@mixin make-col-auto() {
@include flex(0 0 auto);
width: auto;
max-width: 100%; // Reset earlier grid tiers
}
@mixin make-col-offset($size, $columns: $grid-columns) {
$num: $size / $columns;
margin-left: if($num == 0, 0, percentage($num));
}
// Row columns
//
// Specify on a parent element(e.g., .row) to force immediate children into NN
// numberof columns. Supports wrapping to new lines, but does not do a Masonry
// style grid.
@mixin row-cols($count) {
& > * {
@include flex(0 0 100% / $count);
max-width: 100% / $count;
}
}
// Container widths
//
// Set the container width, and override it for fixed navbars in media queries.
.container {
@include make-container();
@include make-container-max-widths();
}
// Fluid container
//
// Utilizes the mixin meant for fixed width containers, but with 100% width for
// fluid, full width layouts.
.container-fluid {
@include make-container();
}
// Responsive containers that are 100% wide until a breakpoint
@each $breakpoint, $container-max-width in $container-max-widths {
.container-#{$breakpoint} {
@extend .container-fluid;
}
@include media-breakpoint-up($breakpoint, $grid-breakpoints) {
%responsive-container-#{$breakpoint} {
max-width: $container-max-width;
}
@each $name, $width in $grid-breakpoints {
@if ($container-max-width > $width or $breakpoint == $name) {
.container#{breakpoint-infix($name, $grid-breakpoints)} {
@extend %responsive-container-#{$breakpoint};
}
}
}
}
}
// Row
//
// Rows contain and clear the floats of your columns.
.row {
@include make-row();
}
// Remove the negative margin from default .row, then the horizontal padding
// from all immediate children columns (to prevent runaway style inheritance).
.no-gutters {
margin-right: 0;
margin-left: 0;
> .col,
> [class*="col-"] {
padding-right: 0;
padding-left: 0;
}
}
.no-padding {
padding-left: 0;
padding-right: 0;
}
.no-margin {
margin-left: 0;
margin-right: 0;
}
// Columns
//
// Common styles for small and large grid columns
@include make-grid-columns();
// Flex variation
//
// Custom styles for additional flex alignment options.
@each $breakpoint in map-keys($grid-breakpoints) {
@include media-breakpoint-up($breakpoint) {
$infix: breakpoint-infix($breakpoint, $grid-breakpoints);
.flex#{$infix}-row { @include flex-direction(row !important); }
.flex#{$infix}-column { @include flex-direction(column !important); }
.flex#{$infix}-row-reverse { @include flex-direction(row-reverse !important); }
.flex#{$infix}-column-reverse { @include flex-direction(column-reverse !important); }
.flex#{$infix}-wrap { @include flex-wrap(wrap !important); }
.flex#{$infix}-nowrap { @include flex-wrap(nowrap !important); }
.flex#{$infix}-wrap-reverse { @include flex-wrap(wrap-reverse !important); }
.flex#{$infix}-fill { @include flex(1 1 auto !important); }
.flex#{$infix}-grow-0 { @include flex-grow(0 !important); }
.flex#{$infix}-grow-1 { @include flex-grow(1 !important); }
.flex#{$infix}-shrink-0 { @include flex-shrink(0 !important);}
.flex#{$infix}-shrink-1 { @include flex-shrink(1 !important); }
.justify-content#{$infix}-start { @include justify-content(flex-start !important); }
.justify-content#{$infix}-end { @include justify-content(flex-end !important); }
.justify-content#{$infix}-center { @include justify-content(center !important); }
.justify-content#{$infix}-between { @include justify-content(space-between !important); }
.justify-content#{$infix}-around { @include justify-content(space-around !important); }
.align-items#{$infix}-start { @include align-items(flex-start !important); }
.align-items#{$infix}-end { @include align-items(flex-end !important); }
.align-items#{$infix}-center { @include align-items(center !important); }
.align-items#{$infix}-baseline { @include align-items(baseline !important); }
.align-items#{$infix}-stretch { @include align-items(stretch !important); }
.align-content#{$infix}-start { @include align-content(flex-start !important); }
.align-content#{$infix}-end { @include align-content(flex-end !important); }
.align-content#{$infix}-center { @include align-content(center !important); }
.align-content#{$infix}-between { @include align-content(space-between !important); }
.align-content#{$infix}-around { @include align-content(space-around !important); }
.align-content#{$infix}-stretch { @include align-content(stretch !important); }
.align-self#{$infix}-auto { @include align-self(auto !important); }
.align-self#{$infix}-start { @include align-self(flex-start !important); }
.align-self#{$infix}-end { @include align-self(flex-end !important); }
.align-self#{$infix}-center { @include align-self(center !important); }
.align-self#{$infix}-baseline { @include align-self(baseline !important); }
.align-self#{$infix}-stretch { @include align-self(stretch !important); }
}
}
//
// Utilities for common `display` values
//
@each $breakpoint in map-keys($grid-breakpoints) {
@include media-breakpoint-up($breakpoint) {
$infix: breakpoint-infix($breakpoint, $grid-breakpoints);
.d#{$infix}-none { display: none !important; }
.d#{$infix}-inline { display: inline !important; }
.d#{$infix}-inline-block { display: inline-block !important; }
.d#{$infix}-block { display: block !important; }
.d#{$infix}-table { display: table !important; }
.d#{$infix}-table-row { display: table-row !important; }
.d#{$infix}-table-cell { display: table-cell !important; }
.d#{$infix}-flex { @include flexbox(flex !important); }
.d#{$infix}-inline-flex { @include flexbox(inline-flex !important); }
}
}
//
// Utilities for toggling `display` in print
//
@media print {
.d-print-none { display: none !important; }
.d-print-inline { display: inline !important; }
.d-print-inline-block { display: inline-block !important; }
.d-print-block { display: block !important; }
.d-print-table { display: table !important; }
.d-print-table-row { display: table-row !important; }
.d-print-table-cell { display: table-cell !important; }
.d-print-flex { @include flexbox(flex !important); }
.d-print-inline-flex { @include flexbox(inline-flex !important); }
}
//
// Margin and Padding
//
@each $breakpoint in map-keys($grid-breakpoints) {
@include media-breakpoint-up($breakpoint) {
$infix: breakpoint-infix($breakpoint, $grid-breakpoints);
@each $prop, $abbrev in (margin: m, padding: p) {
@each $size, $length in $spacers {
.#{$abbrev}#{$infix}-#{$size} { #{$prop}: $length !important; }
.#{$abbrev}t#{$infix}-#{$size},
.#{$abbrev}y#{$infix}-#{$size} {
#{$prop}-top: $length !important;
}
.#{$abbrev}r#{$infix}-#{$size},
.#{$abbrev}x#{$infix}-#{$size} {
#{$prop}-right: $length !important;
}
.#{$abbrev}b#{$infix}-#{$size},
.#{$abbrev}y#{$infix}-#{$size} {
#{$prop}-bottom: $length !important;
}
.#{$abbrev}l#{$infix}-#{$size},
.#{$abbrev}x#{$infix}-#{$size} {
#{$prop}-left: $length !important;
}
}
}
// Negative margins (e.g., where `.mb-n1` is negative version of `.mb-1`)
@each $size, $length in $spacers {
@if $size != 0 {
.m#{$infix}-n#{$size} { margin: -$length !important; }
.mt#{$infix}-n#{$size},
.my#{$infix}-n#{$size} {
margin-top: -$length !important;
}
.mr#{$infix}-n#{$size},
.mx#{$infix}-n#{$size} {
margin-right: -$length !important;
}
.mb#{$infix}-n#{$size},
.my#{$infix}-n#{$size} {
margin-bottom: -$length !important;
}
.ml#{$infix}-n#{$size},
.mx#{$infix}-n#{$size} {
margin-left: -$length !important;
}
}
}
// Some special margin utils
.m#{$infix}-auto { margin: auto !important; }
.mt#{$infix}-auto,
.my#{$infix}-auto {
margin-top: auto !important;
}
.mr#{$infix}-auto,
.mx#{$infix}-auto {
margin-right: auto !important;
}
.mb#{$infix}-auto,
.my#{$infix}-auto {
margin-bottom: auto !important;
}
.ml#{$infix}-auto,
.mx#{$infix}-auto {
margin-left: auto !important;
}
}
}