src/assets/styles/bootstrap/_index.scss

// Base
@import "~bootstrap/scss/root";
@import "~bootstrap/scss/reboot";
@import "~bootstrap/scss/transitions";
@import "~bootstrap/scss/type";

// Components
@import "~bootstrap/scss/alert";
@import "~bootstrap/scss/badge";
@import "~bootstrap/scss/breadcrumb";
@import "~bootstrap/scss/button-group";
@import "~bootstrap/scss/buttons";
@import "~bootstrap/scss/card";
@import "~bootstrap/scss/close";
@import "~bootstrap/scss/code";
@import "~bootstrap/scss/custom-forms";
@import "~bootstrap/scss/dropdown";
@import "~bootstrap/scss/forms";
@import "~bootstrap/scss/grid";
@import "~bootstrap/scss/images";
@import "~bootstrap/scss/input-group";
@import "~bootstrap/scss/list-group";
@import "~bootstrap/scss/media";
@import "~bootstrap/scss/modal";
@import "~bootstrap/scss/nav";
@import "~bootstrap/scss/navbar";
@import "~bootstrap/scss/pagination";
@import "~bootstrap/scss/popover";
@import "~bootstrap/scss/progress";
@import "~bootstrap/scss/spinners";
@import "~bootstrap/scss/tables";
@import "~bootstrap/scss/toasts";
@import "~bootstrap/scss/tooltip";

// Utils
@import "~bootstrap/scss/utilities";
@import "~bootstrap/scss/print";