1 files changed, 29 insertions, 10 deletions
diff --git a/vendor/twbs/bootstrap/scss/mixins/_grid.scss b/vendor/twbs/bootstrap/scss/mixins/_grid.scss
index ff6941c46..aea51abaf 100644
--- a/vendor/twbs/bootstrap/scss/mixins/_grid.scss
+++ b/vendor/twbs/bootstrap/scss/mixins/_grid.scss
@@ -7,9 +7,10 @@
   --#{$variable-prefix}gutter-y: 0;
   display: flex;
   flex-wrap: wrap;
-  margin-top: calc(var(--#{$variable-prefix}gutter-y) * -1); // stylelint-disable-line function-disallowed-list
-  margin-right: calc(var(--#{$variable-prefix}gutter-x) * -.5); // stylelint-disable-line function-disallowed-list
-  margin-left: calc(var(--#{$variable-prefix}gutter-x) * -.5); // stylelint-disable-line function-disallowed-list
+  // TODO: Revisit calc order after https://github.com/react-bootstrap/react-bootstrap/issues/6039 is fixed
+  margin-top: calc(-1 * var(--#{$variable-prefix}gutter-y)); // stylelint-disable-line function-disallowed-list
+  margin-right: calc(-.5 * var(--#{$variable-prefix}gutter-x)); // stylelint-disable-line function-disallowed-list
+  margin-left: calc(-.5 * var(--#{$variable-prefix}gutter-x)); // stylelint-disable-line function-disallowed-list
 }
 
 @mixin make-col-ready($gutter: $grid-gutter-width) {
@@ -66,8 +67,8 @@
 
 @mixin make-grid-columns($columns: $grid-columns, $gutter: $grid-gutter-width, $breakpoints: $grid-breakpoints) {
   @each $breakpoint in map-keys($breakpoints) {
-    // .row-cols defaults must all appear before .col overrides so they can be overridden.
     $infix: breakpoint-infix($breakpoint, $breakpoints);
+
     @include media-breakpoint-up($breakpoint, $breakpoints) {
       // Provide basic `.col-{bp}` classes for equal-width flexbox columns
       .col#{$infix} {
@@ -85,13 +86,7 @@
           }
         }
       }
-    }
-  }
-
-  @each $breakpoint in map-keys($breakpoints) {
-    $infix: breakpoint-infix($breakpoint, $breakpoints);
 
-    @include media-breakpoint-up($breakpoint, $breakpoints) {
       .col#{$infix}-auto {
         @include make-col-auto();
       }
@@ -130,3 +125,27 @@
     }
   }
 }
+
+@mixin make-cssgrid($columns: $grid-columns, $breakpoints: $grid-breakpoints) {
+  @each $breakpoint in map-keys($breakpoints) {
+    $infix: breakpoint-infix($breakpoint, $breakpoints);
+
+    @include media-breakpoint-up($breakpoint, $breakpoints) {
+      @if $columns > 0 {
+        @for $i from 1 through $columns {
+          .g-col#{$infix}-#{$i} {
+            grid-column: auto / span $i;
+          }
+        }
+
+        // Start with `1` because `0` is and invalid value.
+        // Ends with `$columns - 1` because offsetting by the width of an entire row isn't possible.
+        @for $i from 1 through ($columns - 1) {
+          .g-start#{$infix}-#{$i} {
+            grid-column-start: $i;
+          }
+        }
+      }
+    }
+  }
+}