src/themes/default/base/_typography.scss
// ===========================================
// Typography - Default Theme
// ==========================================
$theme-font-family: "Helvetica", Arial, Serif !default;
// All values should be even number
$theme-font-size: (
small: 12px,
medium: 14px,
large: 18px,
x-large: 20px,
xx-large: 22px
) !default;
$theme-line-height: (
small: 1.4,
medium: 1.4,
large: 1.2,
x-large: 1.2,
xx-large: 1.2
) !default;
$theme-font-weight: (
light: 300,
normal: 400,
bold: 700,
super-bold: 800
) !default;
$theme-letter-spacing: 0 !default;
$theme-word-spacing: 1px !default;