css可控旋转音乐播放按钮

<style>
*{ margin:0; padding:0; list-style:none;}

#lanren #audio-btn{width: 44px;height: 44px; margin:100px auto;background-size: 100% 100%;}
#lanren .on{background: url('images/music_on.png') no-repeat 0 0;-webkit-animation: rotating 1.2s linear infinite;animation: rotating 1.2s linear infinite;}
#lanren .off{background: url('images/music_off.png') no-repeat 0 0;}
@-webkit-keyframes rotating {
	from{
		-webkit-transform: rotate(0deg);
		-moz-transform: rotate(0deg);
		-ms-transform: rotate(0deg);
		-o-transform: rotate(0deg);
    	transform: rotate(0deg);
	}
	to{
		-webkit-transform: rotate(360deg);
		-moz-transform: rotate(360deg);
		-ms-transform: rotate(360deg);
		-o-transform: rotate(360deg);
		transform: rotate(360deg);
	}
}
@keyframes rotating {
    from{
        -webkit-transform: rotate(0deg);
		-moz-transform: rotate(0deg);
		-ms-transform: rotate(0deg);
		-o-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    to{
        -webkit-transform: rotate(360deg);
		-moz-transform: rotate(360deg);
		-ms-transform: rotate(360deg);
		-o-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}
</style>
           

<div id="lanren">
<div id="audio-btn" class="on" οnclick="lanren.changeClass(this,'media')">
	<audio loop="loop" src="images/fly.mp3" id="media" preload="preload"></audio>
</div>
</div>
           

ar lanren = {
	changeClass: function (target,id) {
       	var className = $(target).attr('class');
       	var ids = document.getElementById(id);
       	(className == 'on')
           	? $(target).removeClass('on').addClass('off')
           	: $(target).removeClass('off').addClass('on');
       	(className == 'on')
           	? ids.pause()
           	: ids.play();
   	},
	play:function(){
		document.getElementById('media').play();
	}
}
lanren.play();