diff --git a/rtfd/public/html/index.html b/rtfd/public/html/index.html
index 6a68c79..a429124 100644
--- a/rtfd/public/html/index.html
+++ b/rtfd/public/html/index.html
@@ -24,7 +24,7 @@
     <main>
 
       <!-- Comment. -->
-      <h1>Root heading</h1>
+      <h1>This is some long root heading</h1>
 
       <div class="sectionless">
         <p><span class="thing">It</span> is <strong>important</strong>.</p>
diff --git a/rtfd/public/html/style/main.css b/rtfd/public/html/style/main.css
index 710853f..bee1b4f 100644
--- a/rtfd/public/html/style/main.css
+++ b/rtfd/public/html/style/main.css
@@ -40,8 +40,10 @@ padding: 1em 2em;
 .columns {
 display: grid;
 gap: 1em;
+@media (width > 600px) {
 grid-template-columns: 1fr 2fr;
 }
+}
 
 .sectionless {
 background-color: #630;
diff --git a/rtfd/public/html/style/reset.css b/rtfd/public/html/style/reset.css
index 669740f..64fcd64 100644
--- a/rtfd/public/html/style/reset.css
+++ b/rtfd/public/html/style/reset.css
@@ -5,3 +5,7 @@ margin: .5px;
 padding: .5em;
 /**/
 }
+
+h1, h2, h3, h4, h5, h6 {
+text-wrap: balance;
+}