completed blur and colour variable

meggyclarke · meggyclarke · commit 7556c05e419c · 2017-01-25T08:59:19.000-05:00
diff --git a/03 - CSS Variables/index-START.html b/03 - CSS Variables/index-START.html
@@ -21,7 +21,21 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
   <img src="https://source.unsplash.com/7bwQXzbF6KE/800x500">
 
   <style>
+  :root {
+      --base: #ffc688;
+      --spacing: 10px;
+      --blur: 10px;
+  }
 
+  img{
+      padding: var(--spacing);
+      background: var(--base);
+      filter: blur(var(--blur));
+  }
+
+  .h1{
+      color: var(--base);
+  }
     /*
       misc styles, nothing to do with CSS variables
     */
@@ -48,6 +62,15 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
   </style>
 
   <script>
+  const inputs = document.querySelectorAll('.controls input');
+
+  function handleUpdate(){
+    const suffix = this.dataset.sizing || '';
+    document.documentElement.style.setProperty(`--${this.name}`, this.value + suffix);
+  }
+  inputs.forEach(input => input.addEventListener('change', handleUpdate));
+  inputs.forEach(input => input.addEventListener('mousemove', handleUpdate));
+
   </script>
 
 </body>
