feat: Handling cssclasses properties in Quartz (#711)

LUCASTUCIOUS

2024-01-28 b211d49922cef3910b78cf61c27c1285406c6c5d

 quartz/styles/base.scss

@@ -356,6 +356,7 @@
    counter-increment: line 0;
    display: grid;
    padding: 0.5rem 0;
    overflow-x: scroll;

    & [data-highlighted-chars] {
      background-color: var(--highlight);