/*
 * LTS 14 compat: the header and page templates are barcelona_theme's Bootstrap 3 markup, the content elements are
 * bootstrap_package 16 (Bootstrap 5). barcelona's own CSS is back (Configuration/TypoScript/BarcelonaTheme); this file
 * holds what Bootstrap 3 itself did and Bootstrap 5 does not. Keep only rules a screenshot proves are needed.
 */

/* Bootstrap 3 showed .navbar-collapse.collapse from 768px; Bootstrap 5 hides .collapse until it gets .show */
@media (min-width: 768px) {
    .navbar-collapse.collapse {
        display: block !important;
        height: auto !important;
        visibility: visible;
    }
    /* Bootstrap 5 makes .nav/.navbar-nav flex columns - the Bootstrap 3 floats (bs3-navbar.css) need a block box */
    nav .navbar-nav {
        display: block;
    }
}