#48 : Update custom h elements

src/docs/Layouts/custom/H/H2/H2.svelte

@@ -0,0 +1,14 @@
+<script>
+  import H from '../H.svelte'
+  import H2 from './H2Dom.svelte'
+</script>
+
+<H titleComponent={H2}>
+  <slot />
+</H>
+
+<style>
+  :global(h2.title .anchor::before) {
+    top: 8px;
+  }
+</style>