Make dates hash links

layouts/posts/list.html

@@ -8,8 +8,10 @@
       {{ if (index .Pages 0).Date.IsZero }}
         <hr class="my-5" />
       {{ else }}
-        <h3 class="mt-5">
+        <h3 class="mt-5" id="{{ $month }}">
+          <a href="#{{ $month }}" class="no-color-change">
             <time datetime="{{ $month }}" title='{{ dateFormat "January 2006" $month }}'>{{ dateFormat "2006-01" $month }}</time>
+          </a>
         </h3>
       {{ end }}
       {{ range (sort .Pages "Date" "desc") }}

static/src/scss/style.scss

@@ -257,3 +257,9 @@ p code, li code {
 .mermaid {
   font-size: $font-size-base;
 }
+
+a.no-color-change {
+  &, &:hover {
+    color: inherit;
+  }
+}