upgrade to bootstrap 5.0.1 and first batch of fixes

28 files changed, 288 insertions, 548 deletions

diff --git a/vendor/twbs/bootstrap/scss/mixins/_alert.scss b/vendor/twbs/bootstrap/scss/mixins/_alert.scss
index db5a7eb45..f3eb59511 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_alert.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_alert.scss
@@ -1,13 +1,11 @@
+// scss-docs-start alert-variant-mixin
 @mixin alert-variant($background, $border, $color) {
   color: $color;
   @include gradient-bg($background);
   border-color: $border;
 
-  hr {
-    border-top-color: darken($border, 5%);
-  }
-
   .alert-link {
-    color: darken($color, 10%);
+    color: shade-color($color, 20%);
   }
 }
+// scss-docs-end alert-variant-mixin
diff --git a/vendor/twbs/bootstrap/scss/mixins/_background-variant.scss b/vendor/twbs/bootstrap/scss/mixins/_background-variant.scss
deleted file mode 100644
index 80580189a..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_background-variant.scss
+++ /dev/null
@@ -1,23 +0,0 @@
-// stylelint-disable declaration-no-important
-
-// Contextual backgrounds
-
-@mixin bg-variant($parent, $color, $ignore-warning: false) {
-  #{$parent} {
-    background-color: $color !important;
-  }
-  a#{$parent},
-  button#{$parent} {
-    @include hover-focus() {
-      background-color: darken($color, 10%) !important;
-    }
-  }
-  @include deprecate("The `bg-variant` mixin", "v4.4.0", "v5", $ignore-warning);
-}
-
-@mixin bg-gradient-variant($parent, $color, $ignore-warning: false) {
-  #{$parent} {
-    background: $color linear-gradient(180deg, mix($body-bg, $color, 15%), $color) repeat-x !important;
-  }
-  @include deprecate("The `bg-gradient-variant` mixin", "v4.5.0", "v5", $ignore-warning);
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_badge.scss b/vendor/twbs/bootstrap/scss/mixins/_badge.scss
deleted file mode 100644
index f1c499141..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_badge.scss
+++ /dev/null
@@ -1,17 +0,0 @@
-@mixin badge-variant($bg) {
-  color: color-yiq($bg);
-  background-color: $bg;
-
-  @at-root a#{&} {
-    @include hover-focus() {
-      color: color-yiq($bg);
-      background-color: darken($bg, 10%);
-    }
-
-    &:focus,
-    &.focus {
-      outline: 0;
-      box-shadow: 0 0 0 $badge-focus-width rgba($bg, .5);
-    }
-  }
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_border-radius.scss b/vendor/twbs/bootstrap/scss/mixins/_border-radius.scss
index 4fad91d67..616decbce 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_border-radius.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_border-radius.scss
@@ -14,6 +14,7 @@
   @return $return;
 }
 
+// scss-docs-start border-radius-mixins
 @mixin border-radius($radius: $border-radius, $fallback-border-radius: false) {
   @if $enable-rounded {
     border-radius: valid-radius($radius);
@@ -23,54 +24,55 @@
   }
 }
 
-@mixin border-top-radius($radius) {
+@mixin border-top-radius($radius: $border-radius) {
   @if $enable-rounded {
     border-top-left-radius: valid-radius($radius);
     border-top-right-radius: valid-radius($radius);
   }
 }
 
-@mixin border-right-radius($radius) {
+@mixin border-end-radius($radius: $border-radius) {
   @if $enable-rounded {
     border-top-right-radius: valid-radius($radius);
     border-bottom-right-radius: valid-radius($radius);
   }
 }
 
-@mixin border-bottom-radius($radius) {
+@mixin border-bottom-radius($radius: $border-radius) {
   @if $enable-rounded {
     border-bottom-right-radius: valid-radius($radius);
     border-bottom-left-radius: valid-radius($radius);
   }
 }
 
-@mixin border-left-radius($radius) {
+@mixin border-start-radius($radius: $border-radius) {
   @if $enable-rounded {
     border-top-left-radius: valid-radius($radius);
     border-bottom-left-radius: valid-radius($radius);
   }
 }
 
-@mixin border-top-left-radius($radius) {
+@mixin border-top-start-radius($radius: $border-radius) {
   @if $enable-rounded {
     border-top-left-radius: valid-radius($radius);
   }
 }
 
-@mixin border-top-right-radius($radius) {
+@mixin border-top-end-radius($radius: $border-radius) {
   @if $enable-rounded {
     border-top-right-radius: valid-radius($radius);
   }
 }
 
-@mixin border-bottom-right-radius($radius) {
+@mixin border-bottom-end-radius($radius: $border-radius) {
   @if $enable-rounded {
     border-bottom-right-radius: valid-radius($radius);
   }
 }
 
-@mixin border-bottom-left-radius($radius) {
+@mixin border-bottom-start-radius($radius: $border-radius) {
   @if $enable-rounded {
     border-bottom-left-radius: valid-radius($radius);
   }
 }
+// scss-docs-end border-radius-mixins
diff --git a/vendor/twbs/bootstrap/scss/mixins/_box-shadow.scss b/vendor/twbs/bootstrap/scss/mixins/_box-shadow.scss
index 0726d4359..4172541f3 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_box-shadow.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_box-shadow.scss
@@ -2,17 +2,15 @@
   @if $enable-shadows {
     $result: ();
 
-    @if (length($shadow) == 1) {
-      // We can pass `@include box-shadow(none);`
-      $result: $shadow;
-    } @else {
-      // Filter to avoid invalid properties for example `box-shadow: none, 1px 1px black;`
-      @for $i from 1 through length($shadow) {
-        @if nth($shadow, $i) != "none" {
-          $result: append($result, nth($shadow, $i), "comma");
-        }
+    @each $value in $shadow {
+      @if $value != null {
+        $result: append($result, $value, "comma");
+      }
+      @if $value == none and length($shadow) > 1 {
+        @warn "The keyword 'none' must be used as a single argument.";
       }
     }
+
     @if (length($result) > 0) {
       box-shadow: $result;
     }
diff --git a/vendor/twbs/bootstrap/scss/mixins/_breakpoints.scss b/vendor/twbs/bootstrap/scss/mixins/_breakpoints.scss
index 23a5de96b..cdc8034eb 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_breakpoints.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_breakpoints.scss
@@ -16,7 +16,10 @@
 //    md
 @function breakpoint-next($name, $breakpoints: $grid-breakpoints, $breakpoint-names: map-keys($breakpoints)) {
   $n: index($breakpoint-names, $name);
-  @return if($n != null and $n < length($breakpoint-names), nth($breakpoint-names, $n + 1), null);
+  @if not $n {
+    @error "breakpoint `#{$name}` not found in `#{$breakpoints}`";
+  }
+  @return if($n < length($breakpoint-names), nth($breakpoint-names, $n + 1), null);
 }
 
 // Minimum breakpoint width. Null for the smallest (first) breakpoint.
@@ -28,18 +31,18 @@
   @return if($min != 0, $min, null);
 }
 
-// Maximum breakpoint width. Null for the largest (last) breakpoint.
-// The maximum value is calculated as the minimum of the next one less 0.02px
-// to work around the limitations of `min-` and `max-` prefixes and viewports with fractional widths.
+// Maximum breakpoint width.
+// The maximum value is reduced by 0.02px to work around the limitations of
+// `min-` and `max-` prefixes and viewports with fractional widths.
 // See https://www.w3.org/TR/mediaqueries-4/#mq-min-max
 // Uses 0.02px rather than 0.01px to work around a current rounding bug in Safari.
 // See https://bugs.webkit.org/show_bug.cgi?id=178261
 //
-//    >> breakpoint-max(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
+//    >> breakpoint-max(md, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
 //    767.98px
 @function breakpoint-max($name, $breakpoints: $grid-breakpoints) {
-  $next: breakpoint-next($name, $breakpoints);
-  @return if($next, breakpoint-min($next, $breakpoints) - .02, null);
+  $max: map-get($breakpoints, $name);
+  @return if($max and $max > 0, $max - .02, null);
 }
 
 // Returns a blank string if smallest breakpoint, otherwise returns the name with a dash in front.
@@ -104,8 +107,9 @@
 // No minimum for the smallest breakpoint, and no maximum for the largest one.
 // Makes the @content apply only to the given breakpoint, not viewports any wider or narrower.
 @mixin media-breakpoint-only($name, $breakpoints: $grid-breakpoints) {
-  $min: breakpoint-min($name, $breakpoints);
-  $max: breakpoint-max($name, $breakpoints);
+  $min:  breakpoint-min($name, $breakpoints);
+  $next: breakpoint-next($name, $breakpoints);
+  $max:  breakpoint-max($next);
 
   @if $min != null and $max != null {
     @media (min-width: $min) and (max-width: $max) {
@@ -116,7 +120,7 @@
       @content;
     }
   } @else if $min == null {
-    @include media-breakpoint-down($name, $breakpoints) {
+    @include media-breakpoint-down($next, $breakpoints) {
       @content;
     }
   }
diff --git a/vendor/twbs/bootstrap/scss/mixins/_buttons.scss b/vendor/twbs/bootstrap/scss/mixins/_buttons.scss
index d6235aa27..c06fa4a98 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_buttons.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_buttons.scss
@@ -3,94 +3,110 @@
 // Easily pump out default styles, as well as :hover, :focus, :active,
 // and disabled options for all buttons
 
-@mixin button-variant($background, $border, $hover-background: darken($background, 7.5%), $hover-border: darken($border, 10%), $active-background: darken($background, 10%), $active-border: darken($border, 12.5%)) {
-  color: color-yiq($background);
+// scss-docs-start btn-variant-mixin
+@mixin button-variant(
+  $background,
+  $border,
+  $color: color-contrast($background),
+  $hover-background: if($color == $color-contrast-light, shade-color($background, $btn-hover-bg-shade-amount), tint-color($background, $btn-hover-bg-tint-amount)),
+  $hover-border: if($color == $color-contrast-light, shade-color($border, $btn-hover-border-shade-amount), tint-color($border, $btn-hover-border-tint-amount)),
+  $hover-color: color-contrast($hover-background),
+  $active-background: if($color == $color-contrast-light, shade-color($background,$btn-active-bg-shade-amount), tint-color($background, $btn-active-bg-tint-amount)),
+  $active-border: if($color == $color-contrast-light, shade-color($border, $btn-active-border-shade-amount), tint-color($border, $btn-active-border-tint-amount)),
+  $active-color: color-contrast($active-background),
+  $disabled-background: $background,
+  $disabled-border: $border,
+  $disabled-color: color-contrast($disabled-background)
+) {
+  color: $color;
   @include gradient-bg($background);
   border-color: $border;
   @include box-shadow($btn-box-shadow);
 
-  @include hover() {
-    color: color-yiq($hover-background);
+  &:hover {
+    color: $hover-color;
     @include gradient-bg($hover-background);
     border-color: $hover-border;
   }
 
-  &:focus,
-  &.focus {
-    color: color-yiq($hover-background);
+  .btn-check:focus + &,
+  &:focus {
+    color: $hover-color;
     @include gradient-bg($hover-background);
     border-color: $hover-border;
     @if $enable-shadows {
-      @include box-shadow($btn-box-shadow, 0 0 0 $btn-focus-width rgba(mix(color-yiq($background), $border, 15%), .5));
+      @include box-shadow($btn-box-shadow, 0 0 0 $btn-focus-width rgba(mix($color, $border, 15%), .5));
     } @else {
       // Avoid using mixin so we can pass custom focus shadow properly
-      box-shadow: 0 0 0 $btn-focus-width rgba(mix(color-yiq($background), $border, 15%), .5);
-    }
-  }
-
-  // Disabled comes first so active can properly restyle
-  &.disabled,
-  &:disabled {
-    color: color-yiq($background);
-    background-color: $background;
-    border-color: $border;
-    // Remove CSS gradients if they're enabled
-    @if $enable-gradients {
-      background-image: none;
+      box-shadow: 0 0 0 $btn-focus-width rgba(mix($color, $border, 15%), .5);
     }
   }
 
-  &:not(:disabled):not(.disabled):active,
-  &:not(:disabled):not(.disabled).active,
+  .btn-check:checked + &,
+  .btn-check:active + &,
+  &:active,
+  &.active,
   .show > &.dropdown-toggle {
-    color: color-yiq($active-background);
+    color: $active-color;
     background-color: $active-background;
-    @if $enable-gradients {
-      background-image: none; // Remove the gradient for the pressed/active state
-    }
+    // Remove CSS gradients if they're enabled
+    background-image: if($enable-gradients, none, null);
     border-color: $active-border;
 
     &:focus {
-      @if $enable-shadows and $btn-active-box-shadow != none {
-        @include box-shadow($btn-active-box-shadow, 0 0 0 $btn-focus-width rgba(mix(color-yiq($background), $border, 15%), .5));
+      @if $enable-shadows {
+        @include box-shadow($btn-active-box-shadow, 0 0 0 $btn-focus-width rgba(mix($color, $border, 15%), .5));
       } @else {
         // Avoid using mixin so we can pass custom focus shadow properly
-        box-shadow: 0 0 0 $btn-focus-width rgba(mix(color-yiq($background), $border, 15%), .5);
+        box-shadow: 0 0 0 $btn-focus-width rgba(mix($color, $border, 15%), .5);
       }
     }
   }
+
+  &:disabled,
+  &.disabled {
+    color: $disabled-color;
+    background-color: $disabled-background;
+    // Remove CSS gradients if they're enabled
+    background-image: if($enable-gradients, none, null);
+    border-color: $disabled-border;
+  }
 }
+// scss-docs-end btn-variant-mixin
 
-@mixin button-outline-variant($color, $color-hover: color-yiq($color), $active-background: $color, $active-border: $color) {
+// scss-docs-start btn-outline-variant-mixin
+@mixin button-outline-variant(
+  $color,
+  $color-hover: color-contrast($color),
+  $active-background: $color,
+  $active-border: $color,
+  $active-color: color-contrast($active-background)
+) {
   color: $color;
   border-color: $color;
 
-  @include hover() {
+  &:hover {
     color: $color-hover;
     background-color: $active-background;
     border-color: $active-border;
   }
 
-  &:focus,
-  &.focus {
+  .btn-check:focus + &,
+  &:focus {
     box-shadow: 0 0 0 $btn-focus-width rgba($color, .5);
   }
 
-  &.disabled,
-  &:disabled {
-    color: $color;
-    background-color: transparent;
-  }
-
-  &:not(:disabled):not(.disabled):active,
-  &:not(:disabled):not(.disabled).active,
-  .show > &.dropdown-toggle {
-    color: color-yiq($active-background);
+  .btn-check:checked + &,
+  .btn-check:active + &,
+  &:active,
+  &.active,
+  &.dropdown-toggle.show {
+    color: $active-color;
     background-color: $active-background;
     border-color: $active-border;
 
     &:focus {
-      @if $enable-shadows and $btn-active-box-shadow != none {
+      @if $enable-shadows {
         @include box-shadow($btn-active-box-shadow, 0 0 0 $btn-focus-width rgba($color, .5));
       } @else {
         // Avoid using mixin so we can pass custom focus shadow properly
@@ -98,13 +114,20 @@
       }
     }
   }
+
+  &:disabled,
+  &.disabled {
+    color: $color;
+    background-color: transparent;
+  }
 }
+// scss-docs-end btn-outline-variant-mixin
 
-// Button sizes
-@mixin button-size($padding-y, $padding-x, $font-size, $line-height, $border-radius) {
+// scss-docs-start btn-size-mixin
+@mixin button-size($padding-y, $padding-x, $font-size, $border-radius) {
   padding: $padding-y $padding-x;
   @include font-size($font-size);
-  line-height: $line-height;
   // Manually declare to provide an override to the browser default
   @include border-radius($border-radius, 0);
 }
+// scss-docs-end btn-size-mixin
diff --git a/vendor/twbs/bootstrap/scss/mixins/_caret.scss b/vendor/twbs/bootstrap/scss/mixins/_caret.scss
index 27466495b..4b0f0360b 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_caret.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_caret.scss
@@ -1,25 +1,26 @@
-@mixin caret-down() {
+// scss-docs-start caret-mixins
+@mixin caret-down {
   border-top: $caret-width solid;
   border-right: $caret-width solid transparent;
   border-bottom: 0;
   border-left: $caret-width solid transparent;
 }
 
-@mixin caret-up() {
+@mixin caret-up {
   border-top: 0;
   border-right: $caret-width solid transparent;
   border-bottom: $caret-width solid;
   border-left: $caret-width solid transparent;
 }
 
-@mixin caret-right() {
+@mixin caret-end {
   border-top: $caret-width solid transparent;
   border-right: 0;
   border-bottom: $caret-width solid transparent;
   border-left: $caret-width solid;
 }
 
-@mixin caret-left() {
+@mixin caret-start {
   border-top: $caret-width solid transparent;
   border-right: $caret-width solid;
   border-bottom: $caret-width solid transparent;
@@ -36,12 +37,12 @@
         @include caret-down();
       } @else if $direction == up {
         @include caret-up();
-      } @else if $direction == right {
-        @include caret-right();
+      } @else if $direction == end {
+        @include caret-end();
       }
     }
 
-    @if $direction == left {
+    @if $direction == start {
       &::after {
         display: none;
       }
@@ -51,7 +52,7 @@
         margin-right: $caret-spacing;
         vertical-align: $caret-vertical-align;
         content: "";
-        @include caret-left();
+        @include caret-start();
       }
     }
 
@@ -60,3 +61,4 @@
     }
   }
 }
+// scss-docs-end caret-mixins
diff --git a/vendor/twbs/bootstrap/scss/mixins/_clearfix.scss b/vendor/twbs/bootstrap/scss/mixins/_clearfix.scss
index 11a977b73..ffc62bb28 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_clearfix.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_clearfix.scss
@@ -1,3 +1,4 @@
+// scss-docs-start clearfix
 @mixin clearfix() {
   &::after {
     display: block;
@@ -5,3 +6,4 @@
     content: "";
   }
 }
+// scss-docs-end clearfix
diff --git a/vendor/twbs/bootstrap/scss/mixins/_float.scss b/vendor/twbs/bootstrap/scss/mixins/_float.scss
deleted file mode 100644
index 6b376a258..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_float.scss
+++ /dev/null
@@ -1,14 +0,0 @@
-// stylelint-disable declaration-no-important
-
-@mixin float-left() {
-  float: left !important;
-  @include deprecate("The `float-left` mixin", "v4.3.0", "v5");
-}
-@mixin float-right() {
-  float: right !important;
-  @include deprecate("The `float-right` mixin", "v4.3.0", "v5");
-}
-@mixin float-none() {
-  float: none !important;
-  @include deprecate("The `float-none` mixin", "v4.3.0", "v5");
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_forms.scss b/vendor/twbs/bootstrap/scss/mixins/_forms.scss
index a32163049..dc5bdb0b9 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_forms.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_forms.scss
@@ -1,33 +1,7 @@
-// Form control focus state
-//
-// Generate a customized focus state and for any input with the specified color,
-// which defaults to the `$input-focus-border-color` variable.
-//
-// We highly encourage you to not customize the default value, but instead use
-// this to tweak colors on an as-needed basis. This aesthetic change is based on
-// WebKit's default styles, but applicable to a wider range of browsers. Its
-// usability and accessibility should be taken into account with any change.
-//
-// Example usage: change the default blue border and shadow to white for better
-// contrast against a dark gray background.
-@mixin form-control-focus($ignore-warning: false) {
-  &:focus {
-    color: $input-focus-color;
-    background-color: $input-focus-bg;
-    border-color: $input-focus-border-color;
-    outline: 0;
-    @if $enable-shadows {
-      @include box-shadow($input-box-shadow, $input-focus-box-shadow);
-    } @else {
-      // Avoid using mixin so we can pass custom focus shadow properly
-      box-shadow: $input-focus-box-shadow;
-    }
-  }
-  @include deprecate("The `form-control-focus()` mixin", "v4.4.0", "v5", $ignore-warning);
-}
-
 // This mixin uses an `if()` technique to be compatible with Dart Sass
 // See https://github.com/sass/sass/issues/1873#issuecomment-152293725 for more details
+
+// scss-docs-start form-validation-mixins
 @mixin form-validation-state-selector($state) {
   @if ($state == "valid" or $state == "invalid") {
     .was-validated #{if(&, "&", "")}:#{$state},
@@ -41,19 +15,26 @@
   }
 }
 
-@mixin form-validation-state($state, $color, $icon) {
+@mixin form-validation-state(
+  $state,
+  $color,
+  $icon,
+  $tooltip-color: color-contrast($color),
+  $tooltip-bg-color: rgba($color, $form-feedback-tooltip-opacity),
+  $focus-box-shadow: 0 0 $input-btn-focus-blur $input-focus-width rgba($color, $input-btn-focus-color-opacity)
+) {
   .#{$state}-feedback {
     display: none;
     width: 100%;
     margin-top: $form-feedback-margin-top;
     @include font-size($form-feedback-font-size);
+    font-style: $form-feedback-font-style;
     color: $color;
   }
 
   .#{$state}-tooltip {
     position: absolute;
     top: 100%;
-    left: 0;
     z-index: 5;
     display: none;
     max-width: 100%; // Contain to parent when possible
@@ -61,16 +42,9 @@
     margin-top: .1rem;
     @include font-size($form-feedback-tooltip-font-size);
     line-height: $form-feedback-tooltip-line-height;
-    color: color-yiq($color);
-    background-color: rgba($color, $form-feedback-tooltip-opacity);
+    color: $tooltip-color;
+    background-color: $tooltip-bg-color;
     @include border-radius($form-feedback-tooltip-border-radius);
-
-    // See https://github.com/twbs/bootstrap/pull/31557
-    // Align tooltip to form elements
-    .form-row > .col > &,
-    .form-row > [class*="col-"] > & {
-      left: $form-grid-gutter-width / 2;
-    }
   }
 
   @include form-validation-state-selector($state) {
@@ -94,7 +68,7 @@
 
       &:focus {
         border-color: $color;
-        box-shadow: 0 0 0 $input-focus-width rgba($color, .25);
+        box-shadow: $focus-box-shadow;
       }
     }
   }
@@ -109,77 +83,62 @@
     }
   }
 
-  .custom-select {
+  .form-select {
     @include form-validation-state-selector($state) {
       border-color: $color;
 
       @if $enable-validation-icons {
-        padding-right: $custom-select-feedback-icon-padding-right;
-        background: $custom-select-background, $custom-select-bg escape-svg($icon) $custom-select-feedback-icon-position / $custom-select-feedback-icon-size no-repeat;
+        &:not([multiple]):not([size]),
+        &:not([multiple])[size="1"] {
+          padding-right: $form-select-feedback-icon-padding-end;
+          background-image: escape-svg($form-select-indicator), escape-svg($icon);
+          background-position: $form-select-bg-position, $form-select-feedback-icon-position;
+          background-size: $form-select-bg-size, $form-select-feedback-icon-size;
+        }
       }
 
       &:focus {
         border-color: $color;
-        box-shadow: 0 0 0 $input-focus-width rgba($color, .25);
+        box-shadow: $focus-box-shadow;
       }
     }
   }
 
   .form-check-input {
     @include form-validation-state-selector($state) {
-      ~ .form-check-label {
-        color: $color;
-      }
-
-      ~ .#{$state}-feedback,
-      ~ .#{$state}-tooltip {
-        display: block;
-      }
-    }
-  }
-
-  .custom-control-input {
-    @include form-validation-state-selector($state) {
-      ~ .custom-control-label {
-        color: $color;
-
-        &::before {
-          border-color: $color;
-        }
-      }
+      border-color: $color;
 
       &:checked {
-        ~ .custom-control-label::before {
-          border-color: lighten($color, 10%);
-          @include gradient-bg(lighten($color, 10%));
-        }
+        background-color: $color;
       }
 
       &:focus {
-        ~ .custom-control-label::before {
-          box-shadow: 0 0 0 $input-focus-width rgba($color, .25);
-        }
+        box-shadow: $focus-box-shadow;
+      }
 
-        &:not(:checked) ~ .custom-control-label::before {
-          border-color: $color;
-        }
+      ~ .form-check-label {
+        color: $color;
       }
     }
   }
+  .form-check-inline .form-check-input {
+    ~ .#{$state}-feedback {
+      margin-left: .5em;
+    }
+  }
 
-  // custom file
-  .custom-file-input {
+  .input-group .form-control,
+  .input-group .form-select {
     @include form-validation-state-selector($state) {
-      ~ .custom-file-label {
-        border-color: $color;
+      @if $state == "valid" {
+        z-index: 1;
+      } @else if $state == "invalid" {
+        z-index: 2;
       }
-
       &:focus {
-        ~ .custom-file-label {
-          border-color: $color;
-          box-shadow: 0 0 0 $input-focus-width rgba($color, .25);
-        }
+        z-index: 3;
       }
     }
   }
 }
+// scss-docs-end form-validation-mixins
diff --git a/vendor/twbs/bootstrap/scss/mixins/_gradients.scss b/vendor/twbs/bootstrap/scss/mixins/_gradients.scss
index 88c4d64b7..44167d1b8 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_gradients.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_gradients.scss
@@ -1,45 +1,47 @@
 // Gradients
 
-@mixin gradient-bg($color) {
+// scss-docs-start gradient-bg-mixin
+@mixin gradient-bg($color: null) {
+  background-color: $color;
+
   @if $enable-gradients {
-    background: $color linear-gradient(180deg, mix($body-bg, $color, 15%), $color) repeat-x;
-  } @else {
-    background-color: $color;
+    background-image: var(--#{$variable-prefix}gradient);
   }
 }
+// scss-docs-end gradient-bg-mixin
 
+// scss-docs-start gradient-mixins
 // Horizontal gradient, from left to right
 //
 // Creates two color stops, start and end, by specifying a color and position for each color stop.
 @mixin gradient-x($start-color: $gray-700, $end-color: $gray-800, $start-percent: 0%, $end-percent: 100%) {
   background-image: linear-gradient(to right, $start-color $start-percent, $end-color $end-percent);
-  background-repeat: repeat-x;
 }
 
 // Vertical gradient, from top to bottom
 //
 // Creates two color stops, start and end, by specifying a color and position for each color stop.
-@mixin gradient-y($start-color: $gray-700, $end-color: $gray-800, $start-percent: 0%, $end-percent: 100%) {
+@mixin gradient-y($start-color: $gray-700, $end-color: $gray-800, $start-percent: null, $end-percent: null) {
   background-image: linear-gradient(to bottom, $start-color $start-percent, $end-color $end-percent);
-  background-repeat: repeat-x;
 }
 
 @mixin gradient-directional($start-color: $gray-700, $end-color: $gray-800, $deg: 45deg) {
   background-image: linear-gradient($deg, $start-color, $end-color);
-  background-repeat: repeat-x;
 }
+
 @mixin gradient-x-three-colors($start-color: $blue, $mid-color: $purple, $color-stop: 50%, $end-color: $red) {
   background-image: linear-gradient(to right, $start-color, $mid-color $color-stop, $end-color);
-  background-repeat: no-repeat;
 }
+
 @mixin gradient-y-three-colors($start-color: $blue, $mid-color: $purple, $color-stop: 50%, $end-color: $red) {
   background-image: linear-gradient($start-color, $mid-color $color-stop, $end-color);
-  background-repeat: no-repeat;
 }
+
 @mixin gradient-radial($inner-color: $gray-700, $outer-color: $gray-800) {
   background-image: radial-gradient(circle, $inner-color, $outer-color);
-  background-repeat: no-repeat;
 }
+
 @mixin gradient-striped($color: rgba($white, .15), $angle: 45deg) {
   background-image: linear-gradient($angle, $color 25%, transparent 25%, transparent 50%, $color 50%, $color 75%, transparent 75%, transparent);
 }
+// scss-docs-end gradient-mixins
diff --git a/vendor/twbs/bootstrap/scss/mixins/_grid-framework.scss b/vendor/twbs/bootstrap/scss/mixins/_grid-framework.scss
deleted file mode 100644
index 6fc8e8561..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_grid-framework.scss
+++ /dev/null
@@ -1,80 +0,0 @@
-// Framework grid generation
-//
-// Used only by Bootstrap to generate the correct number of grid classes given
-// any value of `$grid-columns`.
-
-@mixin make-grid-columns($columns: $grid-columns, $gutter: $grid-gutter-width, $breakpoints: $grid-breakpoints) {
-  // Common properties for all breakpoints
-  %grid-column {
-    position: relative;
-    width: 100%;
-    padding-right: $gutter / 2;
-    padding-left: $gutter / 2;
-  }
-
-  @each $breakpoint in map-keys($breakpoints) {
-    $infix: breakpoint-infix($breakpoint, $breakpoints);
-
-    @if $columns > 0 {
-      // Allow columns to stretch full width below their breakpoints
-      @for $i from 1 through $columns {
-        .col#{$infix}-#{$i} {
-          @extend %grid-column;
-        }
-      }
-    }
-
-    .col#{$infix},
-    .col#{$infix}-auto {
-      @extend %grid-column;
-    }
-
-    @include media-breakpoint-up($breakpoint, $breakpoints) {
-      // Provide basic `.col-{bp}` classes for equal-width flexbox columns
-      .col#{$infix} {
-        flex-basis: 0;
-        flex-grow: 1;
-        max-width: 100%;
-      }
-
-      @if $grid-row-columns > 0 {
-        @for $i from 1 through $grid-row-columns {
-          .row-cols#{$infix}-#{$i} {
-            @include row-cols($i);
-          }
-        }
-      }
-
-      .col#{$infix}-auto {
-        @include make-col-auto();
-      }
-
-      @if $columns > 0 {
-        @for $i from 1 through $columns {
-          .col#{$infix}-#{$i} {
-            @include make-col($i, $columns);
-          }
-        }
-      }
-
-      .order#{$infix}-first { order: -1; }
-
-      .order#{$infix}-last { order: $columns + 1; }
-
-      @for $i from 0 through $columns {
-        .order#{$infix}-#{$i} { order: $i; }
-      }
-
-      @if $columns > 0 {
-        // `$columns - 1` because offsetting by the width of an entire row isn't possible
-        @for $i from 0 through ($columns - 1) {
-          @if not ($infix == "" and $i == 0) { // Avoid emitting useless .offset-0
-            .offset#{$infix}-#{$i} {
-              @include make-col-offset($i, $columns);
-            }
-          }
-        }
-      }
-    }
-  }
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_grid.scss b/vendor/twbs/bootstrap/scss/mixins/_grid.scss
index 19babc09f..d757eac74 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_grid.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_grid.scss
@@ -2,53 +2,43 @@
 //
 // Generate semantic grid columns with these mixins.
 
-@mixin make-container($gutter: $grid-gutter-width) {
-  width: 100%;
-  padding-right: $gutter / 2;
-  padding-left: $gutter / 2;
-  margin-right: auto;
-  margin-left: auto;
-}
-
 @mixin make-row($gutter: $grid-gutter-width) {
+  --#{$variable-prefix}gutter-x: #{$gutter};
+  --#{$variable-prefix}gutter-y: 0;
   display: flex;
   flex-wrap: wrap;
-  margin-right: -$gutter / 2;
-  margin-left: -$gutter / 2;
-}
-
-// For each breakpoint, define the maximum width of the container in a media query
-@mixin make-container-max-widths($max-widths: $container-max-widths, $breakpoints: $grid-breakpoints) {
-  @each $breakpoint, $container-max-width in $max-widths {
-    @include media-breakpoint-up($breakpoint, $breakpoints) {
-      max-width: $container-max-width;
-    }
-  }
-  @include deprecate("The `make-container-max-widths` mixin", "v4.5.2", "v5");
+  margin-top: calc(var(--#{$variable-prefix}gutter-y) * -1); // stylelint-disable-line function-disallowed-list
+  margin-right: calc(var(--#{$variable-prefix}gutter-x) / -2); // stylelint-disable-line function-disallowed-list
+  margin-left: calc(var(--#{$variable-prefix}gutter-x) / -2); // stylelint-disable-line function-disallowed-list
 }
 
 @mixin make-col-ready($gutter: $grid-gutter-width) {
-  position: relative;
+  // Add box sizing if only the grid is loaded
+  box-sizing: if(variable-exists(include-column-box-sizing) and $include-column-box-sizing, border-box, null);
   // Prevent columns from becoming too narrow when at smaller grid tiers by
-  // always setting `width: 100%;`. This works because we use `flex` values
+  // always setting `width: 100%;`. This works because we set the width
   // later on to override this initial width.
+  flex-shrink: 0;
   width: 100%;
-  padding-right: $gutter / 2;
-  padding-left: $gutter / 2;
+  max-width: 100%; // Prevent `.col-auto`, `.col` (& responsive variants) from breaking out the grid
+  padding-right: calc(var(--#{$variable-prefix}gutter-x) / 2); // stylelint-disable-line function-disallowed-list
+  padding-left: calc(var(--#{$variable-prefix}gutter-x) / 2); // stylelint-disable-line function-disallowed-list
+  margin-top: var(--#{$variable-prefix}gutter-y);
 }
 
-@mixin make-col($size, $columns: $grid-columns) {
-  flex: 0 0 percentage($size / $columns);
-  // Add a `max-width` to ensure content within each column does not blow out
-  // the width of the column. Applies to IE10+ and Firefox. Chrome and Safari
-  // do not appear to require this.
-  max-width: percentage($size / $columns);
+@mixin make-col($size: false, $columns: $grid-columns) {
+  @if $size {
+    flex: 0 0 auto;
+    width: percentage($size / $columns);
+  } @else {
+    flex: 1 1 0;
+    max-width: 100%;
+  }
 }
 
 @mixin make-col-auto() {
   flex: 0 0 auto;
   width: auto;
-  max-width: 100%; // Reset earlier grid tiers
 }
 
 @mixin make-col-offset($size, $columns: $grid-columns) {
@@ -63,7 +53,73 @@
 // style grid.
 @mixin row-cols($count) {
   > * {
-    flex: 0 0 100% / $count;
-    max-width: 100% / $count;
+    flex: 0 0 auto;
+    width: 100% / $count;
+  }
+}
+
+// Framework grid generation
+//
+// Used only by Bootstrap to generate the correct number of grid classes given
+// any value of `$grid-columns`.
+
+@mixin make-grid-columns($columns: $grid-columns, $gutter: $grid-gutter-width, $breakpoints: $grid-breakpoints) {
+  @each $breakpoint in map-keys($breakpoints) {
+    $infix: breakpoint-infix($breakpoint, $breakpoints);
+
+    @include media-breakpoint-up($breakpoint, $breakpoints) {
+      // Provide basic `.col-{bp}` classes for equal-width flexbox columns
+      .col#{$infix} {
+        flex: 1 0 0%; // Flexbugs #4: https://github.com/philipwalton/flexbugs#flexbug-4
+      }
+
+      .row-cols#{$infix}-auto > * {
+        @include make-col-auto();
+      }
+
+      @if $grid-row-columns > 0 {
+        @for $i from 1 through $grid-row-columns {
+          .row-cols#{$infix}-#{$i} {
+            @include row-cols($i);
+          }
+        }
+      }
+
+      .col#{$infix}-auto {
+        @include make-col-auto();
+      }
+
+      @if $columns > 0 {
+        @for $i from 1 through $columns {
+          .col#{$infix}-#{$i} {
+            @include make-col($i, $columns);
+          }
+        }
+
+        // `$columns - 1` because offsetting by the width of an entire row isn't possible
+        @for $i from 0 through ($columns - 1) {
+          @if not ($infix == "" and $i == 0) { // Avoid emitting useless .offset-0
+            .offset#{$infix}-#{$i} {
+              @include make-col-offset($i, $columns);
+            }
+          }
+        }
+      }
+
+      // Gutters
+      //
+      // Make use of `.g-*`, `.gx-*` or `.gy-*` utilities to change spacing between the columns.
+      @each $key, $value in $gutters {
+        .g#{$infix}-#{$key},
+        .gx#{$infix}-#{$key} {
+          --#{$variable-prefix}gutter-x: #{$value};
+        }
+
+        .g#{$infix}-#{$key},
+        .gy#{$infix}-#{$key} {
+          --#{$variable-prefix}gutter-y: #{$value};
+        }
+      }
+    }
   }
 }
diff --git a/vendor/twbs/bootstrap/scss/mixins/_hover.scss b/vendor/twbs/bootstrap/scss/mixins/_hover.scss
deleted file mode 100644
index 409f8244e..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_hover.scss
+++ /dev/null
@@ -1,37 +0,0 @@
-// Hover mixin and `$enable-hover-media-query` are deprecated.
-//
-// Originally added during our alphas and maintained during betas, this mixin was
-// designed to prevent `:hover` stickiness on iOS-an issue where hover styles
-// would persist after initial touch.
-//
-// For backward compatibility, we've kept these mixins and updated them to
-// always return their regular pseudo-classes instead of a shimmed media query.
-//
-// Issue: https://github.com/twbs/bootstrap/issues/25195
-
-@mixin hover() {
-  &:hover { @content; }
-}
-
-@mixin hover-focus() {
-  &:hover,
-  &:focus {
-    @content;
-  }
-}
-
-@mixin plain-hover-focus() {
-  &,
-  &:hover,
-  &:focus {
-    @content;
-  }
-}
-
-@mixin hover-focus-active() {
-  &:hover,
-  &:focus,
-  &:active {
-    @content;
-  }
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_image.scss b/vendor/twbs/bootstrap/scss/mixins/_image.scss
index 3aaa0d704..e1df779f8 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_image.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_image.scss
@@ -7,30 +7,10 @@
 //
 // Keep images from scaling beyond the width of their parents.
 
-@mixin img-fluid() {
+@mixin img-fluid {
   // Part 1: Set a maximum relative to the parent
   max-width: 100%;
   // Part 2: Override the height to auto, otherwise images will be stretched
   // when setting a width and height attribute on the img element.
   height: auto;
 }
-
-
-// Retina image
-//
-// Short retina mixin for setting background-image and -size.
-
-@mixin img-retina($file-1x, $file-2x, $width-1x, $height-1x) {
-  background-image: url($file-1x);
-
-  // Autoprefixer takes care of adding -webkit-min-device-pixel-ratio and -o-min-device-pixel-ratio,
-  // but doesn't convert dppx=>dpi.
-  // There's no such thing as unprefixed min-device-pixel-ratio since it's nonstandard.
-  // Compatibility info: https://caniuse.com/css-media-resolution
-  @media only screen and (min-resolution: 192dpi), // IE9-11 don't support dppx
-    only screen and (min-resolution: 2dppx) { // Standardized
-    background-image: url($file-2x);
-    background-size: $width-1x $height-1x;
-  }
-  @include deprecate("`img-retina()`", "v4.3.0", "v5");
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_list-group.scss b/vendor/twbs/bootstrap/scss/mixins/_list-group.scss
index 0da353156..e55415f2b 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_list-group.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_list-group.scss
@@ -1,14 +1,16 @@
 // List Groups
 
+// scss-docs-start list-group-mixin
 @mixin list-group-item-variant($state, $background, $color) {
   .list-group-item-#{$state} {
     color: $color;
     background-color: $background;
 
     &.list-group-item-action {
-      @include hover-focus() {
+      &:hover,
+      &:focus {
         color: $color;
-        background-color: darken($background, 5%);
+        background-color: shade-color($background, 10%);
       }
 
       &.active {
@@ -19,3 +21,4 @@
     }
   }
 }
+// scss-docs-end list-group-mixin
diff --git a/vendor/twbs/bootstrap/scss/mixins/_lists.scss b/vendor/twbs/bootstrap/scss/mixins/_lists.scss
index 251cb0733..251856266 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_lists.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_lists.scss
@@ -1,7 +1,7 @@
 // Lists
 
 // Unstyled keeps list items block level, just removes default browser padding and list-style
-@mixin list-unstyled() {
+@mixin list-unstyled {
   padding-left: 0;
   list-style: none;
 }
diff --git a/vendor/twbs/bootstrap/scss/mixins/_nav-divider.scss b/vendor/twbs/bootstrap/scss/mixins/_nav-divider.scss
deleted file mode 100644
index 3e0cceafe..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_nav-divider.scss
+++ /dev/null
@@ -1,11 +0,0 @@
-// Horizontal dividers
-//
-// Dividers (basically an hr) within dropdowns and nav lists
-
-@mixin nav-divider($color: $nav-divider-color, $margin-y: $nav-divider-margin-y, $ignore-warning: false) {
-  height: 0;
-  margin: $margin-y 0;
-  overflow: hidden;
-  border-top: 1px solid $color;
-  @include deprecate("The `nav-divider()` mixin", "v4.4.0", "v5", $ignore-warning);
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_pagination.scss b/vendor/twbs/bootstrap/scss/mixins/_pagination.scss
index af8e16d6a..3101b380d 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_pagination.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_pagination.scss
@@ -1,22 +1,31 @@
 // Pagination
 
-@mixin pagination-size($padding-y, $padding-x, $font-size, $line-height, $border-radius) {
+// scss-docs-start pagination-mixin
+@mixin pagination-size($padding-y, $padding-x, $font-size, $border-radius) {
   .page-link {
     padding: $padding-y $padding-x;
     @include font-size($font-size);
-    line-height: $line-height;
   }
 
   .page-item {
-    &:first-child {
-      .page-link {
-        @include border-left-radius($border-radius);
+    @if $pagination-margin-start == (-$pagination-border-width) {
+      &:first-child {
+        .page-link {
+          @include border-start-radius($border-radius);
+        }
       }
-    }
-    &:last-child {
+
+      &:last-child {
+        .page-link {
+          @include border-end-radius($border-radius);
+        }
+      }
+    } @else {
+      //Add border-radius to all pageLinks in case they have left margin
       .page-link {
-        @include border-right-radius($border-radius);
+        @include border-radius($border-radius);
       }
     }
   }
 }
+// scss-docs-end pagination-mixin
diff --git a/vendor/twbs/bootstrap/scss/mixins/_reset-text.scss b/vendor/twbs/bootstrap/scss/mixins/_reset-text.scss
index 15b4407a0..354f5648b 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_reset-text.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_reset-text.scss
@@ -1,6 +1,6 @@
-@mixin reset-text() {
+@mixin reset-text {
   font-family: $font-family-base;
-  // We deliberately do NOT reset font-size or word-wrap.
+  // We deliberately do NOT reset font-size or overflow-wrap / word-wrap.
   font-style: normal;
   font-weight: $font-weight-normal;
   line-height: $line-height-base;
diff --git a/vendor/twbs/bootstrap/scss/mixins/_screen-reader.scss b/vendor/twbs/bootstrap/scss/mixins/_screen-reader.scss
deleted file mode 100644
index 6913442b8..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_screen-reader.scss
+++ /dev/null
@@ -1,34 +0,0 @@
-// Only display content to screen readers
-//
-// See: https://www.a11yproject.com/posts/2013-01-11-how-to-hide-content/
-// See: https://hugogiraudel.com/2016/10/13/css-hide-and-seek/
-
-@mixin sr-only() {
-  position: absolute;
-  width: 1px;
-  height: 1px;
-  padding: 0;
-  margin: -1px; // Fix for https://github.com/twbs/bootstrap/issues/25686
-  overflow: hidden;
-  clip: rect(0, 0, 0, 0);
-  white-space: nowrap;
-  border: 0;
-}
-
-// Use in conjunction with .sr-only to only display content when it's focused.
-//
-// Useful for "Skip to main content" links; see https://www.w3.org/TR/2013/NOTE-WCAG20-TECHS-20130905/G1
-//
-// Credit: HTML5 Boilerplate
-
-@mixin sr-only-focusable() {
-  &:active,
-  &:focus {
-    position: static;
-    width: auto;
-    height: auto;
-    overflow: visible;
-    clip: auto;
-    white-space: normal;
-  }
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_size.scss b/vendor/twbs/bootstrap/scss/mixins/_size.scss
deleted file mode 100644
index 69e056d2c..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_size.scss
+++ /dev/null
@@ -1,7 +0,0 @@
-// Sizing shortcuts
-
-@mixin size($width, $height: $width) {
-  width: $width;
-  height: $height;
-  @include deprecate("`size()`", "v4.3.0", "v5");
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_table-row.scss b/vendor/twbs/bootstrap/scss/mixins/_table-row.scss
deleted file mode 100644
index 1ccde6b6c..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_table-row.scss
+++ /dev/null
@@ -1,39 +0,0 @@
-// Tables
-
-@mixin table-row-variant($state, $background, $border: null) {
-  // Exact selectors below required to override `.table-striped` and prevent
-  // inheritance to nested tables.
-  .table-#{$state} {
-    &,
-    > th,
-    > td {
-      background-color: $background;
-    }
-
-    @if $border != null {
-      th,
-      td,
-      thead th,
-      tbody + tbody {
-        border-color: $border;
-      }
-    }
-  }
-
-  // Hover states for `.table-hover`
-  // Note: this is not available for cells or rows within `thead` or `tfoot`.
-  .table-hover {
-    $hover-background: darken($background, 5%);
-
-    .table-#{$state} {
-      @include hover() {
-        background-color: $hover-background;
-
-        > td,
-        > th {
-          background-color: $hover-background;
-        }
-      }
-    }
-  }
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_text-emphasis.scss b/vendor/twbs/bootstrap/scss/mixins/_text-emphasis.scss
deleted file mode 100644
index 5eb8a5515..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_text-emphasis.scss
+++ /dev/null
@@ -1,17 +0,0 @@
-// stylelint-disable declaration-no-important
-
-// Typography
-
-@mixin text-emphasis-variant($parent, $color, $ignore-warning: false) {
-  #{$parent} {
-    color: $color !important;
-  }
-  @if $emphasized-link-hover-darken-percentage != 0 {
-    a#{$parent} {
-      @include hover-focus() {
-        color: darken($color, $emphasized-link-hover-darken-percentage) !important;
-      }
-    }
-  }
-  @include deprecate("`text-emphasis-variant()`", "v4.4.0", "v5", $ignore-warning);
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_text-hide.scss b/vendor/twbs/bootstrap/scss/mixins/_text-hide.scss
deleted file mode 100644
index 3a923011e..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_text-hide.scss
+++ /dev/null
@@ -1,11 +0,0 @@
-// CSS image replacement
-@mixin text-hide($ignore-warning: false) {
-  // stylelint-disable-next-line font-family-no-missing-generic-family-keyword
-  font: 0/0 a;
-  color: transparent;
-  text-shadow: none;
-  background-color: transparent;
-  border: 0;
-
-  @include deprecate("`text-hide()`", "v4.1.0", "v5", $ignore-warning);
-}
diff --git a/vendor/twbs/bootstrap/scss/mixins/_transition.scss b/vendor/twbs/bootstrap/scss/mixins/_transition.scss
index 54870bf6a..d437f6d8f 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_transition.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_transition.scss
@@ -17,7 +17,7 @@
       transition: $transition;
     }
 
-    @if $enable-prefers-reduced-motion-media-query and nth($transition, 1) != null and nth($transition, 1) != none {
+    @if $enable-reduced-motion and nth($transition, 1) != null and nth($transition, 1) != none {
       @media (prefers-reduced-motion: reduce) {
         transition: none;
       }
diff --git a/vendor/twbs/bootstrap/scss/mixins/_visibility.scss b/vendor/twbs/bootstrap/scss/mixins/_visibility.scss
deleted file mode 100644
index f17467311..000000000
--- a/vendor/twbs/bootstrap/scss/mixins/_visibility.scss
+++ /dev/null
@@ -1,8 +0,0 @@
-// stylelint-disable declaration-no-important
-
-// Visibility
-
-@mixin invisible($visibility) {
-  visibility: $visibility !important;
-  @include deprecate("`invisible()`", "v4.3.0", "v5");
-}