primarily for client-side validation via scoped `:invalid` and `:valid`\n// pseudo-classes but also includes `.is-invalid` and `.is-valid` classes for\n// server side validation.\n\n@each $state, $data in $form-validation-states {\n  @include form-validation-state($state, map-get($data, color), map-get($data, icon));\n}\n\n// Inline forms\n//\n// Make forms appear inline(-block) by adding the `.form-inline` class. Inline\n// forms begin stacked on extra small (mobile) devices and then go inline when\n//...