@keyframes pulse{0%{opacity:1}50%{opacity:.5}to{opacity:1}}.quiet{background-color:transparent;border:none}.app-header{background-color:var(--lumo-primary-color);color:var(--lumo-primary-contrast-color);padding:var(--lumo-space-m)}.main-layout{height:100%}vaadin-grid{height:100%}vaadin-icon[icon="vaadin:lock"]{color:var(--lumo-error-color)}