Add multiple headers support

index.html

@@ -25,6 +25,13 @@ <h2>Slide Header</h2>
         <p class="note">Echo Park 8-bit sustainable umami deep v Kickstarter.</p>
     </section>
 
+    <section class="slide">
+        <h2>First Slide Header</h2>
+        <p>Echo Park 8-bit sustainable umami deep v Kickstarter. DIY cliche typewriter brunch, Odd Future sriracha pickled aesthetic.</p>
+        <h2>Second Slide Header</h2>
+        <p>Whatever authentic disrupt, you probably haven’t heard of them direct trade mlkshk Etsy. Gluten-free roof party plaid four loko quinoa.</p>
+    </section>
+
     <section class="slide">
         <h2><a href="">Linked Header</a></h2>
         <p>Retro meh brunch aesthetic Cosby sweater Shoreditch. Banksy Tumblr sriracha, flexitarian pug chia master cleanse vinyl wayfarers fanny pack bespoke Helvetica roof party. Messenger bag retro cred Portland next level. Yr stumptown Schlitz Carles deep v small batch. Echo Park 8-bit sustainable umami deep v Kickstarter. Hella sustainable messenger bag, leggings skateboard literally bicycle rights H₂0 mumblecore banh mi DIY VHS. Semiotics four loko street art asymmetrical.</p>
@@ -218,6 +225,19 @@ <h2>Four Lists</h2>
         </div>
     </section>
 
+    <section class="slide">
+        <div class="columns two">
+            <div>
+                <h2>Column One</h2>
+                <p>Retro meh brunch aesthetic Cosby sweater Shoreditch. Banksy Tumblr sriracha, flexitarian pug chia master cleanse vinyl wayfarers fanny pack bespoke Helvetica roof party. Messenger bag retro cred Portland next level.</p>
+            </div>
+            <div>
+                <h2>Column Two</h2>
+                <p>Yr stumptown Schlitz Carles deep v small batch. Echo Park 8-bit sustainable umami deep v Kickstarter. Hella sustainable messenger bag, leggings skateboard literally bicycle rights H₂0 mumblecore banh.</p>
+            </div>
+        </div>
+    </section>
+
     <section class="slide">
         <h2>Simple Table</h2>
         <table>

styles/slide/content/basic.css

@@ -1,12 +1,16 @@
 /* Basic */
 
 .slide h2 {
-    margin-top: 0;
+    margin-top: 6px;
     margin-bottom: 34px;
     color: var(--color-grey);
     font: bold 50px/1 'PT Sans Narrow', sans-serif;
 }
 
+.slide * + h2 {
+    margin-top: 41px;
+}
+
 .slide p {
     margin-top: 0;
     margin-bottom: 1em;

styles/slide/slide.css

@@ -35,7 +35,7 @@
     z-index: 0;
     overflow: hidden;
     box-sizing: border-box;
-    padding: 81px 100px 0;
+    padding: 75px 100px 0;
     width: var(--slide-width);
     height: var(--slide-height);
     background: #ffffff;