Andrews Snow Storm CSS

by Andrew Pougher

HTML

<!--[if gte mso 9]><xml>
 	<o:OfficeDocumentSettings>
  	<o:AllowPNG/>
  	<o:PixelsPerInch>96</o:PixelsPerInch>
 	</o:OfficeDocumentSettings>
	</xml><![endif]-->
  
  <div id="snow"></div>
  <script>
	/* http://bit.ly/ARP71 */
  (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
  (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
  m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
  })(window,document,'script','https://www.google-analytics.com/analytics.js','ga');

  ga('create', 'UA-4809804-1', 'auto');
  ga('send', 'pageview');
  </script>

CSS

body{background:darkred}

    @media only screen and (-webkit-min-device-pixel-ratio: 1) {
        #snow {
            pointer-events: none;
            background: none;
            background-image: url('http://www.brandoral.com/emailerImages/snow1.png'), url('http://www.brandoral.com/emailerImages/snow2.png'), url('http://www.brandoral.com/emailerImages/snow3.png');
            height: 4700px;
            left: 0;
            position: absolute;
            top: 0;
            width: 100%;
            z-index: 0;
            -webkit-animation: snow 10s linear infinite;
            -moz-animation: snow 10s linear infinite;
            -ms-animation: snow 10s linear infinite;
            animation: snow 10s linear infinite;
        }
        @keyframes snow {
            0% {
                background-position: 0px 0px, 0px 0px, 0px 0px;
            }
            50% {
                background-position: 500px 500px, 100px 200px, -100px 150px;
            }
            100% {
                background-position: 500px 1000px, 200px 400px, -100px 300px;
            }
        }
        @-moz-keyframes snow {
            0% {
                background-position: 0px 0px, 0px 0px, 0px 0px;
            }
            50% {
                background-position: 500px 500px, 100px 200px, -100px 150px;
            }
            100% {
                background-position: 400px 1000px, 200px 400px, 100px 300px;
            }
        }
        @-webkit-keyframes snow {
            0% {
                background-position: 0px 0px, 0px 0px, 0px 0px;
            }
            50% {
                background-position: 500px 500px, 100px 200px, -100px 150px;
            }
            100% {
                background-position: 500px 1000px, 200px 400px, -100px 300px;
            }
        }
        @-ms-keyframes snow {
            0% {
                background-position: 0px 0px, 0px 0px, 0px 0px;
            }
            50% {
                background-position: 500px...