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 white, 0 0 0 0.25rem #258cfb; } html { position: relative; min-height: 100%; } body { margin-bottom: 60px; } pre { overflow: auto; padding: 1rem; background-color: #495057; position: relative; color: #f2f2f2; } code { background-color: transparent !important; } .example-code > div { border-radius: 0.5rem !important; background-color: #495057 !important; }