revert(graph): roll back changes due to issues with Safari (#2067)

Emile Bangma

2025-07-30 efddd798e83705b0e17e074fe344b2d491051ba2

 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;
  }