finished css variables exercise

d3c3n3u · d3c3n3u · commit 8dfd008be093 · 2016-12-20T07:10:21.000-06:00
diff --git a/03 - CSS Variables/index-START.html b/03 - CSS Variables/index-START.html
@@ -22,6 +22,21 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
 
   <style>
 
+  :root{
+    --base: #ffc600;
+    --spacing: 10px;
+    --blur: 10px;
+  }
+
+  img{
+    padding: var(--spacing);
+    background: var(--base);
+    filter: blur(var(--blur));
+  }
+
+  .hl {
+    color: var(--base);
+  }
     /*
       misc styles, nothing to do with CSS variables
     */
@@ -53,6 +68,15 @@ <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>
