html > body > #grid > main.landing {
  /** Required arguments with purportedly ridiculous defaults */
  --element-em-text-overlay: red;

  .tabs {
    *[data-icon]:not([data-icon=''])::before {
      color: inherit;
    }

    > details em {
      font-weight: bold;
      font-style: italic;
      background: var(--element-em-text-overlay);
      background-clip: text;
      color: transparent;
    }
  }
}