Lazy loading - dominant color

by itdosolutions

HTML

<script src="//www.itdo.com/js/vendor/yall.min.js"></script>
<script>document.addEventListener("DOMContentLoaded", yall);</script>
<img src="https://ik.imagekit.io/demo/img/image1.jpeg?tr=w-400,h-300" />
<img src="https://ik.imagekit.io/demo/img/image2.jpeg?tr=w-400,h-300" />
<img src="https://ik.imagekit.io/demo/img/image3.jpg?tr=w-400,h-300" />
<img class="lazy" src="https://ik.imagekit.io/demo/img/image4.jpeg?tr=w-1,h-1:w-400,h-300" data-src="https://ik.imagekit.io/demo/img/image4.jpeg?tr=w-400,h-300" />
<img class="lazy" src="https://ik.imagekit.io/demo/img/image5.jpeg?tr=w-1,h-1:w-400,h-300" data-src="https://ik.imagekit.io/demo/img/image5.jpeg?tr=w-400,h-300" />
<img class="lazy" src="https://ik.imagekit.io/demo/img/image6.jpeg?tr=w-1,h-1:w-400,h-300" data-src="https://ik.imagekit.io/demo/img/image6.jpeg?tr=w-400,h-300" />
<img class="lazy" src="https://ik.imagekit.io/demo/img/image7.jpeg?tr=w-1,h-1:w-400,h-300" data-src="https://ik.imagekit.io/demo/img/image7.jpeg?tr=w-400,h-300" />
<img class="lazy" src="https://ik.imagekit.io/demo/img/image8.jpeg?tr=w-1,h-1:w-400,h-300" data-src="https://ik.imagekit.io/demo/img/image8.jpeg?tr=w-400,h-300" />
<img class="lazy" src="https://ik.imagekit.io/demo/img/image9.jpeg?tr=w-1,h-1:w-400,h-300" data-src="https://ik.imagekit.io/demo/img/image9.jpeg?tr=w-400,h-300" />
<img class="lazy" src="https://ik.imagekit.io/demo/img/image10.jpeg?tr=w-1,h-1:w-400,h-300" data-src="https://ik.imagekit.io/demo/img/image10.jpeg?tr=w-400,h-300" />

CSS

body {
  background: #20262E;
  padding: 20px;
  font-family: Helvetica;
}

#banner-message {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  font-size: 25px;
  text-align: center;
  transition: all 0.2s;
  margin: 0 auto;
  width: 300px;
}

button {
  background: #0084ff;
  border: none;
  border-radius: 5px;
  padding: 8px 14px;
  font-size: 15px;
  color: #fff;
}

#banner-message.alt {
  background: #0084ff;
  color: #fff;
  margin-top: 40px;
  width: 200px;
}

#banner-message.alt button {
  background: #fff;
  color: #000;
}

JavaScript

// find elements
var banner = $("#banner-message")
var button = $("button")

// handle click and add class
button.on("click", function(){
  banner.addClass("alt")
})