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_grid.scss
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_grid.scss
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//
// Configuration
//
// General
$columns: 12 !default;
$gutters: 20px !default;
$gutterType: border !default; // padding/border
$inline: false !default; // true = 'flex', false = 'inline-flex'
$equalHeights: false !default;
$colPrefix: col-;
// Viewport definitions
$xxl: 1920px !default;
$xl: 1600px !default;
$l: 1280px !default;
$m: 960px !default;
$s: 640px !default;
$xs: 480px !default;
$xxs: 320px !default;
// Breakpoint definitions
$breakpoints: (
xxs "(min-width: #{$xxs})",
xs "(min-width: #{$xs})",
s "(min-width: #{$s})",
m "(min-width: #{$m})",
l "(min-width: #{$l})",
xl "(min-width: #{$xl})",
xxl "(min-width: #{$xxl})"
) !default;
//
// Functions
//
// Width
@function width($width) {
@return (100% / $columns) * $width;
}
//
// Mixins
//
// Grid basic styles
@mixin grid() {
// Inline or block grid
@if $inline == true {
display: inline-flex;
} @else {
display: flex;
}
// Horizontal flow and wrap elements to new lines
flex-flow: row wrap;
// Equal/Variable heights
@if $equalHeights == true {
align-items: stretch;
} @else {
align-items: flex-start;
}
// Absorb the gutters
margin-left: -$gutters;
}
// Column basic styles
@mixin column() {
width: 100%;
@if $gutterType == border {
border-left: $gutters solid transparent;
} @else {
padding-left: $gutters;
}
}
// Offset columns
// $amount: the positive/negative amount of columns
@mixin offset($amount) {
margin-left: width($amount);
}
// Breakpoints mixin
@mixin breakpoint($point) {
@each $breakpoint in $breakpoints {
$name: nth($breakpoint, 1);
$query: nth($breakpoint, 2);
@if ($name == $point) {
@media #{$query} { @content }
}
}
}
// Set responsive properties for each breakpoint
// Example 1: @include responsive(font-size, xs 12px, m 16px, l 18px);
// Example 2:
// TODO: add multiple values support (for box-shadow etc...)
@mixin responsive($prop, $values...) {
@if type-of(nth($values, 1)) == map {
@each $current in nth($values, 1) {
@include breakpoint(nth($current, 1)) {
#{$prop}: nth($current, 2);
}
}
} @else {
@for $current from 1 through length($values) {
$value: nth($values, $current);
@include breakpoint(nth($value, 1)) {
#{$prop}: nth($value, 2);
}
}
}
}
// Set the grid gutters
// $multiplier: the gutters multiplier (0=no gutters, 1=normal, 2=double...)
@mixin grid-gutters($multiplier: 1) {
margin-left: -$gutters*$multiplier;
> [class*="#{$colPrefix}"] {
@if $gutterType == border {
border-left: $gutters*$multiplier solid transparent;
} @else {
padding-left: $gutters*$multiplier;
}
}
}
// Default class helpers .col-1, .col-2, .col-3 ...
@mixin grid-classes() {
@for $n from 1 through $columns {
.#{$colPrefix}#{$n} {
width: width($n);
}
}
}
// Responsive class helpers .col-1@m, .col-3@s, .hide@xl ...
@mixin grid-responsive-classes() {
@each $breakpoint in $breakpoints {
$key: nth($breakpoint, 1);
$value: nth($breakpoint, 2);
@include breakpoint($key) {
// Columns helpers
@for $n from 1 through $columns {
.#{$colPrefix}#{$n}\@#{$key} {
width: width($n);
}
}
// Visibility helpers
// .hide\@#{$key} {
// display: none !important;
// }
}
}
}
//
// Implementation
//
// This is required for the gutters to work
html { box-sizing: border-box; }
*, *:before, *:after { box-sizing: inherit; }
// The grid
.grid {
@include grid();
height: 100%;
}
// The columns
[class*="#{$colPrefix}"] {
@include column();
}
// Generate the responsive class helpers
@include grid-responsive-classes();
//
// Modifiers
//
// Remove gutters between the columns
.grid-no-gutters {
@include grid-gutters(0);
}
.grid-double-gutters {
@include grid-gutters(2);
}
// Align the columns horizontally in the center
.grid-center {
justify-content: center;
}
// Align the columns horizontally on the left
.grid-left {
justify-content: flex-start;
}
// Align the columns horizontally on the right
.grid-right {
justify-content: flex-end;
}
// Align the columns horizontally to the edges
.grid-justify {
justify-content: space-between;
}
// Align the columns horizontally to the edges with bleed
.grid-justify-center {
justify-content: space-around;
}
// Align the columns vertically to the top
.grid-top {
align-items: flex-start;
}
// Align the columns vertically to the bottom
.grid-bottom {
align-items: flex-end;
}
// Align the columns vertically to the middle
.grid-middle {
align-items: center;
}
// Pack the columns at the top
.grid-pack-top {
align-content: flex-start;
}
// Pack the columns at the bottom
.grid-pack-bottom {
align-content: flex-end;
}
// Justify the columns vertically to the edges
.grid-pack-justify {
align-content: space-between;
}
// Justify the columns vertically to the edges with bleed
.grid-pack-justify-center {
align-content: space-around;
}
// Same height columns
// Note: it doesn't work in conjunction with grid-pack-justify
.grid-equal-heights {
align-items: stretch;
}
// Flexible column, the width depends on its content
.col-flexible {
width: auto;
}
// Expandable column, fills the available space
.col-expandable {
flex: 1;
}