<style>
#demo {
height: 100px;
width: 100px;
border: 1px solid black;
background-color: #8DD5E7;
cursor: move;
}
#play {
height: 200px;
}
</style>
<div id="play">
<div id="demo"></div>
</div>
<script>
{{>yui-multi-anim}}
{{>yui-multi-dd}}
</script>