Bootstrap/scss/_utilities.scss

// Utilities

$utilities: () !default;
// stylelint-disable-next-line scss/dollar-variable-default
$utilities: map-merge(
  (
    "align": (
      property: vertical-align,
      class: align,
      values: baseline top middle bottom text-bottom text-top
    ),
    "float": (
      responsive: true,
      property: float,
      values: left right none
    ),
    "overflow": (
      property: overflow,
      values: auto hidden,
    ),
    "display": (
      responsive: true,
      print: true,
      property: display,
      class: d,
      values: none inline inline-block block table table-row table-cell flex inline-flex
    ),
    "shadow": (
      property: box-shadow,
      class: shadow,
      values: (
        sm: $box-shadow-sm,
        null: $box-shadow,
        lg: $box-shadow-lg,
        none: none,
      )
    ),
    "position": (
      property: position,
      values: static relative absolute fixed sticky
    ),
    "border": (
      property: border,
      values: (
        null: $border-width solid $border-color,
        0: 0,
      )
    ),
    "border-top": (
      property: border-top,
      values: (
        null: $border-width solid $border-color,
        0: 0,
      )
    ),
    "border-right": (
      property: border-right,
      values: (
        null: $border-width solid $border-color,
        0: 0,
      )
    ),
    "border-bottom": (
      property: border-bottom,
      values: (
        null: $border-width solid $border-color,
        0: 0,
      )
    ),
    "border-left": (
      property: border-left,
      values: (
        null: $border-width solid $border-color,
        0: 0,
      )
    ),
    "border-color": (
      property: border-color,
      class: border,
      values: map-merge($theme-colors, (white: $white))
    ),
    // Sizing utilities
    "width": (
      property: width,
      class: w,
      values: (
        25: 25%,
        50: 50%,
        75: 75%,
        100: 100%,
        auto: auto
      )
    ),
    "height": (
      property: height,
      class: h,
      values: (
        25: 25%,
        50: 50%,
        75: 75%,
        100: 100%,
        auto: auto
      )
    ),
    // Flex utilities
    "flex": (
      responsive: true,
      property: flex,
      values: (fill: 1 1 auto)
    ),
    "flex-direction": (
      responsive: true,
      property: flex-direction,
      class: flex,
      values: row column row-reverse column-reverse
    ),
    "flex-grow": (
      responsive: true,
      property: flex-grow,
      class: flex,
      values: (
        grow-0: 0,
        grow-1: 1,
      )
    ),
    "flex-shrink": (
      responsive: true,
      property: flex-shrink,
      class: flex,
      values: (
        shrink-0: 0,
        shrink-1: 1,
      )
    ),
    "flex-wrap": (
      responsive: true,
      property: flex-wrap,
      class: flex,
      values: wrap nowrap wrap-reverse
    ),
    "justify-content": (
      responsive: true,
      property: justify-content,
      values: (
        start: flex-start,
        end: flex-end,
        center: center,
        between: space-between,
        around: space-around,
      )
    ),
    "align-items": (
      responsive: true,
      property: align-items,
      values: (
        start: flex-start,
        end: flex-end,
        center: center,
        baseline: baseline,
        stretch: stretch,
      )
    ),
    "align-content": (
      responsive: true,
      property: align-content,
      values: (
        start: flex-start,
        end: flex-end,
        center: center,
        between: space-between,
        around: space-around,
        stretch: stretch,
      )
    ),
    "align-self": (
      responsive: true,
      property: align-self,
      values: (
        auto: auto,
        start: flex-start,
        end: flex-end,
        center: center,
        baseline: baseline,
        stretch: stretch,
      )
    ),
    "order": (
      responsive: true,
      property: order,
      values: (
        first: -1,
        0: 0,
        1: 1,
        2: 2,
        3: 3,
        4: 4,
        5: 5,
        last: 6,
      ),
    ),
    // Margin utilities
    "margin": (
      responsive: true,
      property: margin,
      class: m,
      values: map-merge($spacers, (auto: auto))
    ),
    "margin-x": (
      responsive: true,
      property: margin-right margin-left,
      class: mx,
      values: map-merge($spacers, (auto: auto))
    ),
    "margin-y": (
      responsive: true,
      property: margin-top margin-bottom,
      class: my,
      values: map-merge($spacers, (auto: auto))
    ),
    "margin-top": (
      responsive: true,
      property: margin-top,
      class: mt,
      values: map-merge($spacers, (auto: auto))
    ),
    "margin-right": (
      responsive: true,
      property: margin-right,
      class: mr,
      values: map-merge($spacers, (auto: auto))
    ),
    "margin-bottom": (
      responsive: true,
      property: margin-bottom,
      class: mb,
      values: map-merge($spacers, (auto: auto))
    ),
    "margin-left": (
      responsive: true,
      property: margin-left,
      class: ml,
      values: map-merge($spacers, (auto: auto))
    ),
    // Negative margin utilities
    "negative-margin": (
      responsive: true,
      property: margin,
      class: m,
      values: $negative-spacers
    ),
    "negative-margin-x": (
      responsive: true,
      property: margin-right margin-left,
      class: mx,
      values: $negative-spacers
    ),
    "negative-margin-y": (
      responsive: true,
      property: margin-top margin-bottom,
      class: my,
      values: $negative-spacers
    ),
    "negative-margin-top": (
      responsive: true,
      property: margin-top,
      class: mt,
      values: $negative-spacers
    ),
    "negative-margin-right": (
      responsive: true,
      property: margin-right,
      class: mr,
      values: $negative-spacers
    ),
    "negative-margin-bottom": (
      responsive: true,
      property: margin-bottom,
      class: mb,
      values: $negative-spacers
    ),
    "negative-margin-left": (
      responsive: true,
      property: margin-left,
      class: ml,
      values: $negative-spacers
    ),
    // Padding utilities
    "padding": (
      responsive: true,
      property: padding,
      class: p,
      values: $spacers
    ),
    "padding-x": (
      responsive: true,
      property: padding-right padding-left,
      class: px,
      values: $spacers
    ),
    "padding-y": (
      responsive: true,
      property: padding-top padding-bottom,
      class: py,
      values: $spacers
    ),
    "padding-top": (
      responsive: true,
      property: padding-top,
      class: pt,
      values: $spacers
    ),
    "padding-right": (
      responsive: true,
      property: padding-right,
      class: pr,
      values: $spacers
    ),
    "padding-bottom": (
      responsive: true,
      property: padding-bottom,
      class: pb,
      values: $spacers
    ),
    "padding-left": (
      responsive: true,
      property: padding-left,
      class: pl,
      values: $spacers
    ),
    // Text
    "font-weight": (
      property: font-weight,
      values: (
        light: $font-weight-light,
        lighter: $font-weight-lighter,
        normal: $font-weight-normal,
        bold: $font-weight-bold,
        bolder: $font-weight-bolder
      )
    ),
    "text-transform": (
      property: text-transform,
      class: text,
      values: lowercase uppercase capitalize
    ),
    "text-align": (
      responsive: true,
      property: text-align,
      class: text,
      values: left right center justify
    ),
    "color": (
      property: color,
      class: text,
      values: (
        white: $white,
        body: $body-color,
        muted: $text-muted,
        black-50: rgba($black, .5),
        white-50: rgba($white, .5),
        reset: inherit,
      )
    ),
    "background-color": (
      property: background-color,
      class: bg,
      values: map-merge(
        $theme-colors,
        (
          white: $white,
          transparent: transparent
        )
      )
    ),
    "white-space": (
      property: white-space,
      class: text,
      values: (
        wrap: normal,
        nowrap: nowrap,
      )
    ),
    "text-decoration": (
      property: text-decoration,
      values: none
    ),
    "font-style": (
      property: font-style,
      class: font,
      values: italic
    ),
    "overflow-wrap": (
      property: overflow-wrap word-break, // word-break for IE & < Edge 18
      class: text,
      values: (break: break-word)
    ),
    "font-family": (
      property: font-family,
      class: font,
      values: (monospace: $font-family-monospace)
    ),
    "rounded": (
      property: border-radius,
      class: rounded,
      values: (
        null: $border-radius,
        sm: $border-radius-sm,
        lg: $border-radius-lg,
        circle: 50%,
        pill: $rounded-pill,
        0: 0,
      )
    ),
    "rounded-top": (
      property: border-top-left-radius border-top-right-radius,
      class: rounded-top,
      values: (null: $border-radius)
    ),
    "rounded-right": (
      property: border-top-right-radius border-bottom-right-radius,
      class: rounded-right,
      values: (null: $border-radius)
    ),
    "rounded-bottom": (
      property: border-bottom-right-radius border-bottom-left-radius,
      class: rounded-bottom,
      values: (null: $border-radius)
    ),
    "rounded-left": (
      property: border-bottom-left-radius border-top-left-radius,
      class: rounded-left,
      values: (null: $border-radius)
    ),
  ),
  $utilities
);