diff --git a/index.html b/index.html
index 2d5bc4e..1032e2b 100644
--- a/index.html
+++ b/index.html
@@ -8,9 +8,9 @@
   </head>
   <body>
     <div id="controls">
-      <h1 id="stopButton" class="button">Stop</h1>
-      <h1 id="slowButton" class="button">Slow</h1>
-      <h1 id="goButton" class="button">Go</h1>
+      <div id="stopButton" class="button">Stop</div>
+      <div id="slowButton" class="button">Slow</div>
+      <div id="goButton" class="button">Go</div>
     </div>
 
     <div id="traffic-light">
