fix(flex): respect DesktopOnly and MobileOnly components (#1971)

Emile Bangma

2025-06-02 b48aa917281c7c23f92c490b751f2b68f387277d

 quartz/components/styles/readermode.scss

@@ -15,6 +15,7 @@
    width: 20px;
    height: 20px;
    top: calc(50% - 10px);
    fill: var(--darkgray);
    stroke: var(--darkgray);
    transition: opacity 0.1s ease;
  }