Make playground wider

Author: davepeck

public/playground.html

@@ -77,7 +77,7 @@
     <div
       class="flex flex-col items-center min-h-screen bg-lightest-wash py-8 bg-light-cloudbank text-treeline"
     >
-      <div class="mx-3 md:mx-auto max-w-sm pb-4 space-y-4">
+      <div class="mx-3 md:mx-auto max-w-md pb-4 space-y-4">
         <nav class="text-xxs flex flex-row gap-x-4">
           <a href="/">home</a>
           <a href="/introduction.html">brief intro</a>
@@ -89,7 +89,11 @@ <h1 class="font-serif font-bold text-cloudbank text-3xl">
         <p>
           <strong>Let's try t-strings now!!</strong>
         </p>
-        <iframe src="./lite/tree/../notebooks/index.html?path=hello.ipynb" width="100%" height="1000px"  ></iframe>
+        <iframe
+          src="./lite/tree/../notebooks/index.html?path=hello.ipynb"
+          width="100%"
+          height="1000px"
+        ></iframe>
       </div>
     </div>
   </body>