scss/bootstrap/_utilities.scss

@import "utilities/align";
@import "utilities/background";
@import "utilities/borders";
@import "utilities/clearfix";
@import "utilities/display";
@import "utilities/embed";
@import "utilities/flex";
@import "utilities/float";
@import "utilities/overflow";
@import "utilities/position";
@import "utilities/screenreaders";
@import "utilities/shadows";
@import "utilities/sizing";
@import "utilities/stretched-link";
@import "utilities/spacing";
@import "utilities/text";
@import "utilities/visibility";