Rename demo to index

Author: adamwathan

demo.html renamed to index.html

@@ -20,11 +20,7 @@
             </label>
             <label class="block mt-4">
               <span class="text-gray-700">Input (email)</span>
-              <input
-                type="email"
-                class="mt-1 block w-full rounded-none border-0 border-b focus:ring-0 focus:border-black"
-                placeholder="john@example.com"
-              />
+              <input type="email" class="mt-1 block w-full" placeholder="john@example.com" />
             </label>
             <label class="block mt-4">
               <span class="text-gray-700">Input (range)</span>