various css fixes, fix new image loading bug when previewing, path docs

Jacky Zhao

2023-08-08 527ce6546e7ec50e7720ff7b9b6ff79a89c3b7fc

 quartz/components/styles/darkmode.scss

@@ -2,7 +2,7 @@
  position: relative;
  width: 20px;
  height: 20px;
  margin: 1rem;
  margin: 0 10px;

  & > .toggle {
    display: none;