themes/ignite-shop/webapp/ignite/scss/core/_utilities-border.scss
//border
@each $prop, $abbrev in (border: b) {
@each $size in (0,1,2) {
@if $size == 0 {
.#{$abbrev}-a-#{$size} { #{$prop}: 0 !important; } // a = All sides
.#{$abbrev}-t-#{$size} { #{$prop}-top: 0 !important; }
.#{$abbrev}-r-#{$size} { #{$prop}-right: 0 !important; }
.#{$abbrev}-b-#{$size} { #{$prop}-bottom: 0 !important; }
.#{$abbrev}-l-#{$size} { #{$prop}-left: 0 !important; }
} @else {
.#{$abbrev}-a-#{$size} { #{$prop}: $size * $border-width solid $border-color !important; } // a = All sides
.#{$abbrev}-t-#{$size} { #{$prop}-top: $size * $border-width solid $border-color !important; }
.#{$abbrev}-r-#{$size} { #{$prop}-right: $size * $border-width solid $border-color !important; }
.#{$abbrev}-b-#{$size} { #{$prop}-bottom: $size * $border-width solid $border-color !important; }
.#{$abbrev}-l-#{$size} { #{$prop}-left: $size * $border-width solid $border-color !important; }
}
}
}