html { font-size: 14px; } @media (min-width: 768px) { html { font-size: 16px; } } .btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus { box-shadow: 0 0 0 0.1rem var(--fst-surface), 0 0 0 0.25rem var(--fst-primary); } /* Sticky footer via flexbox. The