Optional bundled fonts (fixes #44). Style cleanups

content/demo/index.md

@@ -505,7 +505,7 @@ With `range` type:
 <abbr title="American Standard Code for Information Interchange">ASCII</abbr>
 ```
 
-The <abbr title="American Standard Code for Information Interchange">ASCII</abbr> art are awesome!
+The <abbr title="American Standard Code for Information Interchange">ASCII</abbr> art is awesome!
 
 ### Aside (`<aside>`)
 

content/demo/page.md

@@ -2,8 +2,6 @@
 title = "Cake Party"
 +++
 
-# Welcome to the cake party
-
 <img class="transparent no-hover" style="width: min(calc(var(--container-width) / 2), 100%)" src="https://i1.theportalwiki.net/img/0/0a/Portal_Cake.png"/>
 
 Sadly, the cake is a _lie_

content/tricks/index.md

@@ -171,8 +171,12 @@ Don't like that fancy horizontal rule? Let's make it more modern:
 
 ```scss
 hr {
-    border-block-start: 0.25rem solid var(--fg-muted-2);
-    width: 50%;
+	box-shadow: var(--edge-highlight);
+	border: none;
+	border-radius: 999px;
+	background-color: var(--fg-muted-2);
+	width: 50%;
+	height: 0.25rem;
 
     &::after {
         display: none;