body{

            width: 810px;

            height: 340px;

            margin: 0px;

            padding: 0px;

            background-color: #2e2423;

            display: none; /**先隐藏，缩放后再显示，防止闪烁**/

        }

<!--  脚本 -->

<script src="${rc.contextPath}/js/jquery/jquery-2.0.3.min.js"></script>

<script type="text/javascript">

    //缩放视图

    $(document).ready(function(){

        resizeDiv();

    });

    var resizeDiv = function(){

        var width = $(window).width();

        var height = $(window).height();

        var scaleX = width/810; //设备默认宽度为810px

        var scaleY = height/340; //设备默认高度为340px

        //按设备比例缩放div的比例

        var scaleFunc = "scale("+scaleX+","+scaleY+")";

        $('body').css({

            "transform":scaleFunc, //缩放比例

            "transform-origin":"left top", //缩放基点

            "-ms-transform":scaleFunc,     /* IE 9 */

            "-ms-transform-origin":"left top",

            "-moz-transform":scaleFunc,     /* Firefox */

            "-moz-transform-origin":"left top",

            "-webkit-transform":scaleFunc, /* Safari 和 Chrome */

            "-webkit-transform-origin":"left top",

            "-o-transform":scaleFunc,     /* Opera */

            "-o-transform-origin":"left top",

        });

        $('body').show();

    };

</script>