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freeCodeCamp/client/less/flexgrid.less

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.justify-mixin(start) { justify-content: flex-start }
.justify-mixin(end) { justify-content: flex-end }
.justify-mixin(center) { justify-content: center }
.justify-mixin(around) { justify-content: space-around }
.justify-mixin(between) { justify-content: between }
.justify-mixin(@_) {}
.items-mixin(top) { align-items: flex-start; }
.items-mixin(bottom) { align-items: flex-end; }
.items-mixin(center) { align-items: center; }
.items-mixin(stretch) { align-items: stretch; }
.items-mixin(baseline) { align-items: baseline; }
.items-mixin(@_) {}
.item-mixin(top) { align-self: flex-start; }
.item-mixin(bottom) { align-self: flex-end; }
.item-mixin(center) { align-self: center; }
.item-mixin(stretch) { align-self: stretch; }
.item-mixin(baseline) { align-self: baseline; }
.item-mixin(@_) {}
.content-mixin(top) { align-content: flex-start; }
.content-mixin(bottom) { align-content: flex-end; }
.content-mixin(center) { align-content: center; }
.content-mixin(stretch) { align-content: stretch; }
.content-mixin(baseline) { align-content: baseline; }
.content-mixin(@_) {}
.grid(@direction: row; @items: none; @justify: none; @content: none) {
display: flex;
flex-wrap: wrap;
flex-direction: @direction;
.justify-mixin(@justify);
.items-mixin(@item);
.content-mixin(@content);
}
.row(@items: none; @justify: none; @content: none) {
.grid(@direction: row, @items, @justify, @content);
}
.column(@items: none; @justify: none; @content: none) {
.grid(@direction: column; @items; @justify; @content);
}
.margin-mixin(@g) when not (@g = 0) {
margin: @g / 2;
}
.cell(@i: 1; @item; @g: @grid-gutter-width; @cols: @grid-columns) {
flex-basis: %('calc(100% * %s - %s)', @i / @cols, @g);
min-width: 0; // FF adjustment for responsive images
.item-mixin(@item);
.margin-mixin(@g);
}
.cell-offset(@i: 1; @g: @grid-gutter-width; @cols: @grid-columns) {
margin-left: e%('calc(100% * %s + %s)', @i / @cols, @g / 2) !important;
}
.padding-mixin(@pad) when (@pad) {
padding-left: @pad;
padding-right: @pad;
}
// center an element
.center(@value: 50%; @padding: 0) {
margin-left: auto;
margin-right: auto;
max-width: @value;
width: 100%;
.padding-mixin(@padding);
}
.between(@min; @max; @rules) {
// BS logic to do string building with conditions
.condition-wrapper(@new) {
.redefine-condition() {
@condition: @new;
}
}
.init-condition() {
.condition-wrapper('only screen');
}
.init-condition();
.add-min-media(@min) when (iskeyword(@min)) {
.redefine-condition();
.condition-wrapper(%('%s and (min-width: @{screen-%s})', @condition, @min));
}
.add-max-media(@max) when (iskeyword(@max)) {
.redefine-condition();
.condition-wrapper(%('%s and (max-width: @{screen-%s})', @condition, @max));
}
.add-min-media(@min);
.add-max-media(@max);
.add-query() {
.redefine-condition();
@query: e(@condition);
@media @query {
@rules();
}
}
.add-query();
}
.below(@max, @rules) {
.between(@empty; @max; @rules);
}
.above(@min, @rules) {
.between(@min; @empty; @rules);
}