Add support for pandoc-style fences

:::{#foo .bar}
text
:::

becomes

<div id="foo" class="bar">
text
</text>

1 files changed, 8 insertions, 2 deletions

diff --git a/templates/style.css b/templates/style.css
index 8d21237..2db3a94 100644
--- a/templates/style.css
+++ b/templates/style.css
@@ -114,13 +114,18 @@ div.highlight code {
   color: unset;
 }
 
-blockquote {
+blockquote,
+.aside {
   border-left: 1px solid #999;
   color: #222;
   padding-left: 20px;
   font-style: italic;
 }
 
+.aside {
+  font-style: unset;
+}
+
 footer {
   padding: 25px;
   text-align: center;
@@ -179,7 +184,8 @@ ul.h-feed li a:visited {
     color: #ddd;
   }
 
-  blockquote {
+  blockquote,
+  .aside {
     color: #ccc;
   }