We would like to know how to apply transition to a hidden element which is set to display:none.
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://code.jquery.com/jquery-2.1.0.js'></script>
<style type='text/css'>
#animate_me {<!--from ww w .j a v a 2s. c om-->
width: 100px;
height: 100px;
background-color: #0F0;
opacity: 0;
transition: opacity 1s linear;
}
#animate_me.opacityTransition {
opacity: 1;
}
</style>
<script type='text/javascript'>//<![CDATA[
$(window).load(function(){
$("#display_command").click(function(e) {
$("#animate_me").toggleClass("opacityTransition");
});
});//]]>
</script>
</head>
<body>
<div id=animate_me>animate_me</div>
<button id=display_command>Show me</button>
</body>
</html>
The code above is rendered as follows: