用CSS3写的钟表

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style id="css">
        #wrap{
             200px;
            height: 200px;
            border: 1px solid #000;
            border-radius: 50%;
            margin: 100px auto;
            position: relative;
        }
        #wrap ul{
            margin: 0;padding: 0;
            height: 200px;
            list-style: none;
            position: relative;
        }
        #wrap ul li{
             2px;height: 8px;background: #000;
            position: absolute;
            left: 99px;
            top:0;
            -webkit-transform-origin: center 100px;
        }
        /*#wrap ul li:nth-of-type(1){
            -webkit-transform: rotate(0deg);
        }
        #wrap ul li:nth-of-type(2){
            -webkit-transform: rotate(6deg);
        }
        #wrap ul li:nth-of-type(3){
            -webkit-transform: rotate(12deg);
        }
        #wrap ul li:nth-of-type(4){
            -webkit-transform: rotate(18deg);
        }
        #wrap ul li:nth-of-type(5){
            -webkit-transform: rotate(24deg);
        }
        #wrap ul li:nth-of-type(6){
            -webkit-transform: rotate(30deg);
        }
        #wrap ul li:nth-of-type(7){
            -webkit-transform: rotate(36deg);
        }
        #wrap ul li:nth-of-type(8){
            -webkit-transform: rotate(42deg);
        }*/
        #wrap ul li:nth-of-type(5n+1){
            height: 12px;
        }
        #hour{
             6px;
            height: 45px;
            background: #000;
            position: absolute;
            left: 97px;
            top:55px;
            -webkit-transform-origin: bottom;
        }
        #min{
             4px;
            height: 65px;
            background: #999;
            position: absolute;
            left: 98px;
            top: 35px;
            -webkit-transform-origin: bottom;
        }
        #sec{
             2px;
            height: 80px;
            background: red;
            position: absolute;
            left: 99px;
            top: 20px;
            -webkit-transform-origin: bottom;
        }
        #icon{
             20px;height: 20px;
            background: #000;
            border-radius: 50%;
            position: absolute;
            left: 90px;
            top: 90px;
        }
    </style>
</head>
<body>
    <div id="wrap">
        <ul id="list">
            <!--<li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>-->
        </ul>
        <div id="hour"></div>
        <div id="min"></div>
        <div id="sec"></div>
        <div id="icon"></div>
    </div>
    <script>
        var oList=document.getElementById('list');
        var oCss=document.getElementById('css');
        var oHour=document.getElementById('hour');
        var oMin=document.getElementById('min');
        var oSec=document.getElementById('sec');
        var aLi='';
        var sCss='';
        for(var i= 0;i<60;i++){
            sCss+='#wrap ul li:nth-of-type('+(i+1)+'){-webkit-transform: rotate('+i*6+'deg);}';
            aLi+='<li></li>';
        }
        oList.innerHTML=aLi;
        oCss.innerHTML+=sCss;
        setInterval(toTime,1000);
        toTime();
        function toTime(){
            var oDate=new Date();
            var iSec=oDate.getSeconds();
            var iMin=oDate.getMinutes()+iSec/60;
            var iHour=oDate.getHours()+iMin/60;
            oSec.style.WebkitTransform='rotate('+iSec*6+'deg)';
            oMin.style.WebkitTransform='rotate('+iMin*6+'deg)';
            oHour.style.WebkitTransform='rotate('+iHour*30+'deg)';
        }
    </script>
</body>
</html>
　　在写的过程中，发现了一个小问题：
　　时分秒的顺序不能写错，开始我把时写在最上面，时针和分针怎么都没反映，这是执行顺序的原因吗？