Footer Reveal Animation On Scroll Using jQuery

A small jQuery script that tracks scroll events and reveals the footer content with a custom CSS3 animation as you scroll to the very bottom of the webpage.

See Also:

• 10 Best Scroll-triggered Animation Plugins With JavaScript

How to use it:

1. Add a footer section to the webpage.

<main>
  Main Content
</main>
<footer>
  <div class="reveal">
    Element To Reveal On Scroll
  </div>
</footer>

2. Apply a reveal animation to the footer element.

footer .reveal {
  transform: translateY(50px);
  opacity: 0;
  transition: transform, opacity;
  transition-duration: .8s;
  transition-timing-function: ease;
}

footer .reveal.show {
  transform: translateY(0);
  opacity: 1;
}

3. Load the required jQuery JavaScript library in the document.

<script src="/path/to/cdn/jquery.slim.min.js"></script>

4. The JavaScript to animation the footer element when it is scrolled into view.

var revealElement = $('footer .reveal');

$(window).scroll(function() {
  
   if($(window).scrollTop() + $(window).height() > $(document).height() - 100) {
     
       $(revealElement).addClass('show');
     
   } else if($(revealElement).hasClass('show') && $(window).scrollTop() + $(window).height() > $(document).height() - 150) {
     
      $(revealElement).removeClass('show');
     
   }
});

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This awesome jQuery plugin is developed by Afarah92. For more Advanced Usages, please check the demo page or visit the official website.