fix: change callout metadata regex to include non-letter characters (#1174)

Alex Nordstrom

2024-05-29 9ff4626d25aa28891e92d533f6513a43e3374e13

 quartz/styles/base.scss

@@ -513,3 +513,8 @@
    padding-left: 1rem;
  }
}

.katex-display {
  overflow-x: auto;
  overflow-y: hidden;
}