PreLoadMe, a lightweight jQuery website preloader

index.html

<!-- Preloader -->
<div id="preloader">
  <div id="status">&nbsp;</div>
</div>

<img width="100%" src='https://unsplash.it/3000/3000/?random' />

preloadme-a-lightweight-jquery-website-preloader.markdown

PreLoadMe, a lightweight jQuery website preloader

PreLoadMe is a lightweight preloader for any webcontent. Powered by jQuery and CSS it is fully responsive and will run on all modern desktop- and mobile browsers with no additionals plugins. PreLoadMe displays a loading animation until the browser fetched the whole webcontent and will fade out the moment the page has been completely chached. Because the simplicity of PreLoadMe, it can be easily customized and adapted to your needs.

A Pen by Niklaus Gerber on CodePen.

License.

script.js

$(window).on('load', function() { // makes sure the whole site is loaded 
  $('#status').fadeOut(); // will first fade out the loading animation 
  $('#preloader').delay(350).fadeOut('slow'); // will fade out the white DIV that covers the website. 
  $('body').delay(350).css({'overflow':'visible'});
})

scripts

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>

style.css

body {
  overflow: hidden;
}


/* Preloader */

#preloader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #fff;
  /* change if the mask should have another color then white */
  z-index: 99;
  /* makes sure it stays on top */
}

#status {
  width: 200px;
  height: 200px;
  position: absolute;
  left: 50%;
  /* centers the loading animation horizontally one the screen */
  top: 50%;
  /* centers the loading animation vertically one the screen */
  background-image: url(https://raw.githubusercontent.com/niklausgerber/PreLoadMe/master/img/status.gif);
  /* path to your loading animation */
  background-repeat: no-repeat;
  background-position: center;
  margin: -100px 0 0 -100px;
  /* is width and height divided by two */
}