@use "sass:math"; $radius: 0.25rem; $col: 12; $col-gutter: 24; $page-max-width: 1440; $page-min-width: 320; $content-width: $page-max-width - ($col-gutter * 2); $col-width: math.div($content-width - $col-gutter * $col - 1, $col);