Lesson 3 complate.

Author: Zivi

02 - JS + CSS Clock/index-START.html

@@ -60,13 +60,48 @@
       height:6px;
       background:black;
       position: absolute;
-      top:50%;
+      top: 50%;
+      transform-origin: 100%;
+      transform:rotate(90deg);
+      transition: all 0.05s;
+      transition-timing-function: cubic-bezier(0.9, 0.43, 0, 0.96);
+    }
+
+    .hour-hand {
+      width: 25%;
+      top: 50%;
+      left: 25%;
+    }
+
+    .min-hand {
+      width: 40%;
+      left: 10%;
     }
 
   </style>
 
   <script>
+    var secondHand = document.querySelector('.second-hand');
+    var minuteHand = document.querySelector('.min-hand');
+    var hourHand = document.querySelector('.hour-hand');
+
+    function setDate() {
+      var now = new Date();
+
+      var seconds = now.getSeconds();
+      var minutes = now.getMinutes();
+      var hours = now.getHours();
+
+      var secondsDegrees = ((seconds / 60) * 360) + 90;
+      var minutesDegrees = ((minutes / 60) * 360) + 90;
+      var hoursDegrees = ((hours / 60) * 360) + 90;
+
+      secondHand.style.transform = `rotate(${secondsDegrees}deg)`;
+      minuteHand.style.transform = `rotate(${minutesDegrees}deg)`;
+      hourHand.style.transform = `rotate(${hoursDegrees}deg)`;
+    };
 
+    setInterval(setDate, 1000);
 
   </script>
 </body>

03 - CSS Variables/index-START.html

@@ -22,6 +22,22 @@ <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
     */
@@ -48,6 +64,15 @@ <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>