style fixes for search bar and title on mobile

Jacky Zhao

2023-07-23 fd7c33c5372dd61283fc44f4dccbff0e71fcbf5b

 quartz/components/styles/darkmode.scss

@@ -2,6 +2,7 @@
  position: relative;
  width: 20px;
  height: 20px;
  margin: 0 10px;

  & > .toggle {
    display: none;