canvas snow

snow overall page

by Osama Qassar

HTML

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Snow</title>
<style>
body{
	background:#666;
	color:gray;
	height:100%;
}
#canvas{
	position: absolute;
	height:100%;
	width:100%;
	top:0;
	right:0;
	z-index:999;
	border:1px solid red;
}
#canvas, #canvas *, #canvas:hover{
	pointer-events:none
}
</style>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
</head>
<body style="margin: 0px; overflow-x:hidden;" class="background">
	<canvas id="canvas"></canvas>
ddsf s fd gsdf gdsf gdsf gds gdsfgsdg dsf ggdsf gdsf gdkl gjdsk;lghdsklfj ghldskfj gldskjf gdskjlf gdskjlf gdskjlf gdskjlf gdskjlf gdkjl gdskjlf rwlkewht trh g;kjdfsdkjf dfsh dfs df<br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br>


<script>
function documentHeight() {
    return Math.max(
        document.documentElement.clientHeight,
        document.body.scrollHeight,
        document.documentElement.scrollHeight,
        document.body.offsetHeight,
        document.documentElement.offsetHeight
    );
}
function documentWidth() {
    return Math.max(
        document.documentElement.clientWidth,
        document.body.scrollWidth,
        document.documentElement.scrollWidth,
        document.body.offsetWidth,
        document.documentElement.offsetWidth
    );
}
$(document).ready(function(){
	window.onload = function(){
	
		$('#canvas').css("height",...