file or class name and description of purpose be included on the
      same "printed page" as the copyright notice for easier
      identification within third-party archives.

   Copyright 2022 Alan Shreve (@inconshreveable)

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

breakpoint-infix($breakpoint, $grid-breakpoints);\n\n    .dropdown-menu#{$infix}-left {\n      right: auto;\n      left: 0;\n    }\n\n    .dropdown-menu#{$infix}-right {\n      right: 0;\n      left: auto;\n    }\n  }\n}\n\n// Allow for dropdowns to go bottom up (aka, dropup-menu)\n// Just add .dropup after the standard .dropdown class and you're set.\n.dropup {\n  .dropdown-menu {\n    top: auto;\n    bottom: 100%;\n    margin-top: 0;\n    margin-bottom: $dropdown-spacer;\n  }\n\n  .dropdown-toggle {\n    @include...