govuk-frontend/dist/govuk/components/select/template-with-no-items.html

GOV.UK Frontend contains the code you need to start building a user interface for government platforms and services.

<div class="govuk-form-group">
  <label class="govuk-label" for="select-1">
    Horse with no name
  </label>
  <select class="govuk-select" id="select-1" name="select-1">
  </select>
</div>