fix: dont hijack handlers when search is not focused (closes #680)

Jacky Zhao

2024-01-13 783b9b219c90fcf929513171867c1054b3ccb1f4

 quartz/styles/base.scss

@@ -332,6 +332,7 @@
  border-radius: 5px;
  overflow-x: auto;
  border: 1px solid var(--lightgray);
  position: relative;

  &:has(> code.mermaid) {
    border: none;