fix: ensure code exists inside pre before adding clipboard

Jacky Zhao

2023-08-20 7b7064ad2be68e8d6d43123c12529ca94a325fcb

 quartz/components/styles/search.scss

@@ -48,7 +48,6 @@
    overflow-y: auto;
    display: none;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);

    &.active {
      display: inline-block;