:root { --underline-height: 2px; --underline-speed: 0.3s ease; } a:not(#wpadminbar *) { position: relative; display: inline-block; } a:not(#wpadminbar *)::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: var(--underline-height); background: currentColor; transition: width var(--underline-speed); } a:not(#wpadminbar *):hover::after { width: 100%; }  a:has(img)::after, a:has(svg)::after, a.skip-link::after { display: none; } a.skip-link { position: absolute; left: -9999px; }