pb-page, pb-ui, pb-ad bg-black-gray header-ads border-dark-divider border-bottom position-sticky, main-header header--compact main-header--compact, main-navbar navbar navbar-dark, header-row d-flex justify-content-center w-100, navbar-in d-flex justify-content-between w-100 resizeable-menu__wrapper, col d-flex justify-content-start p-0 header-row__item, nav header-menu align-items-center main-menu resizeable-menu flex-nowrap, nav-item d-flex align-items-center h-100, navbar-toggler btn-animate-bg d-inline-block collapsed, icon-burger, nav-item text-uppercase fade align-items-center d-none d-lg-flex, nav-link, nav-item text-uppercase fade align-items-center d-none d-header-md-flex, nav-item text-uppercase fade align-items-center d-none d-header-lg-flex, d-flex align-items-center accordion__toggle collapsed nav-link, icon-arrow-down ml-1, nav-item btn__wrapper fade d-none d-header-xl-flex, btn btn-outline-primary py-1 px-3 mini-title, col justify-content-center d-flex p-0 navbar-brand__wrapper header-row__item align-items-center, navbar-brand text-center, visible-on-dark, hidden-on-dark, col justify-content-end d-flex p-0 header-row__item, main-menu nav align-items-center, nav-item, nav-item p-0 mr-lg-4, btn btn-animate-bg quick-search__toggle p-0 d-flex align-items-center justify-content-center collapsed, icon-search, nav-item d-none d-lg-flex, login-bar text-uppercase, font-weight-bold nav-link, nav-item d-none d-lg-flex pr-0, collapse journal-menu bg-black-gray viewport-slider border-top border-dark-divider, journal-menu__container text-uppercase, slideshow, swiper-container, swiper-wrapper, swiper-slide, journal-menu__item, text-center text-light d-flex flex-column h-100, journal-menu__img mb-3, journal-menu__text, journal-menu__overlay header-overlay, bg-black-gray header-quick-search collapse border-dark-divider border-top, container-fluid text-white, row justify-content-center, col-lg-11 col-xl-9, quick-search row no-gutters flex-column quick-search--header flex-column, quick-search__items col, collapse show , sr-only, input-group option-0 animation-underline, quick-search__input form-control autocomplete, collapse , input-group option-1 option-journal animation-underline, input-group option-2 option-journal animation-underline, input-group option-3 option-journal animation-underline, input-group option-4 option-journal animation-underline, input-group option-5 option-journal animation-underline, input-group option-6 option-journal animation-underline, row no-gutters justify-content-end align-items-center quick-search__actions flex-column flex-sm-row, col d-flex align-items-center flex-grow-1, mb-0 text-uppercase dropdown-selectable__label mr-2, d-flex align-items-center flex-fill , quick-search__dropdown dropdown dropdown-selectable, btn dropdown-toggle, dropdown-menu, dropdown-item, col justify-content-end d-flex align-items-center quick-search__buttons, text-white text-uppercase mini-title quick-search__advanced, quick-search__btn btn d-flex btn-primary align-items-center justify-content-center justify-content-sm-between mb-3 mb-sm-0, font-weight-bold text-uppercase mini-title, icon-arrow-right align-middle ml-2, container-fluid header-trending__wrapper, row justify-content-center no-gutters, col-lg-11 col-xl-9 header-trending, header-trending__title mini-title text-uppercase text-white font-weight-bold mb-2, text-uppercase list-unstyled pt-1 header-trending__list font-weight-bold list-inline, pb-3 pr-3 list-inline-item, btn btn-outline-primary--on-dark, pb-3 list-inline-item, header-quick-search__overlay header-overlay, header-sidebar, collapse sidebar--from-left, sidebar__content, header-sidebar__top, header-sidebar__top__links pb-4, d-flex justify-content-center, text-uppercase btn btn-outline-dark mini-title mr-3 font-weight-bold, header-sidebar__top__search pb-4, quick-search row no-gutters, col quick-search__sidebar, input-group option-0 align-items-center animation-underline animation-underline--primary, input-group-append, btn quick-search__btn p-0, icon-search align-middle, quick-search__links, pb-dropzone, nav-item font-weight-bolder, nav-link text-uppercase mini-title, header-sidebar__middle text-uppercase, header-sidebar__nav list-unstyled nav flex-column, header-sidebar__bottom, header-sidebar__nav border-top text-uppercase list-unstyled pt-3 mt-1 mb-0, nav-item nav-item--secondary font-weight-bold, header-sidebar__nav header-social-media border-top text-uppercase list-unstyled pt-3 mt-1 mb-0, nav-item header-social-media__item, nav-link btn, icon-facebook, icon-twitter, nav-link btn btn-sm, icon-instagram, icon-youtube, icon-rss, icon-wechat, header-sidebar-footer border-top, header-sidebar-footer__logo, header-sidebar-footer__links list-inline, list-inline-item header-sidebar-footer__links__item, sidebar__overlay, main-header__secondary d-none d-sm-flex main-header__secondary--publication justify-content-center p-0 , navbar navbar-expand-sm w-100 py-0, navbar-in d-flex justify-content-start justify-content-sm-between container-fluid m-xl-auto w-100 px-0 px-lg-3 position-relative, content pt-3, alert-404 bg-white, container-fluid mt-4x pt-2 mb-5x pb-1_5x, col-12 col-sm-8 col-md-6, mb-1x alert-404__title, serif, footer, footer__middle, footer__slider, slideshow--multiple-items-inview px-0 freemode-slider viewport-slider container-fluid justify-content-lg-start text-xl px-xl-0 center-slider, sr-only sr-only-focusable, footer__slider__link, footer__top my-2x mt-md-2_5x mt-xl-3x, container-fluid, row align-items-start, first-col col-12 col-xl-10, footer__social-media__wrapper d-flex d-xl-none justify-content-center justify-content-xl-start text-center d-block d-xl-none text-xl-left border-darker-gray border-bottom pb-3, footer__social-media, footer__social-media__title text-uppercase mb-3, list-inline footer__social-media__list, list-inline-item footer__social-media__list-item, text-md, text-xl, footer__sitemap, footer__sitemap__nav d-flex flex-wrap, list-unstyled footer__sitemap__list d-flex flex-column mb-0, footer__sitemap__list-item--heading mb-3, font-weight-bold text-uppercase, footer__sitemap__list-item mb-1, second-col col-12 col-xl-2 text-center text-xl-left, footer__social-media__wrapper d-none d-xl-flex justify-content-center justify-content-xl-start text-center text-xl-left border-darker-gray border-bottom pb-2, footer__copyright text-center text-xl-left border-darker-gray border-top pt-4, footer__logo-wrapper, footer__logo, mt-4 mb-0 text-light-gray, back-to-top back-to-top--align-right, back-to-top__action position-relative p-0 m-0 border-0 d-flex flex-column align-items-center justify-content-center, position-relative, back-to-top__action__ring-bg, back-to-top__action__ring, back-to-top__action-icon position-absolute d-flex, icon-arrow-up, footer__bottom, row align-items-center, col-12 text-center text-xl-left, list-inline footer__copyright__links border-darker-gray border-top, list-inline-item mr-1, list-inline-item,