Popsu-coloque/web/themes/custom/popsu_colloque/popsu_colloque.libraries.yml

global-styling:
  version: VERSION
  css:
    theme:
      css/bootstrap/css/bootstrap-reboot.min.css: {}
      css/bootstrap/css/bootstrap.min.css: {}
      css/layout.css: {}

global-scripts:
  js:
    css/bootstrap/js/bootstrap.min.js: {}
  dependencies:
    - core/jquery