.root { container-type: inline-size; } .searchAction { display: none; position: absolute; top: 0; right: 12px; z-index: 4; background: var(--background); border-radius: 4px; } @container (min-width: 760px) { .searchAction { display: block; } } .navigation { display: none; position: absolute; inset: 0 auto 0 0; z-index: 4; width: clamp( 20px, calc((100% - var(--chat-content-width, 1000px)) / 2), 64px ); } .navigation:not([hidden]) { display: flex; }