/* 360兼容模式+所有浏览器灰度方案 */
body * {
    -webkit-filter: grayscale(100%);
    -moz-filter: grayscale(100%);
    -ms-filter: grayscale(100%);
    -o-filter: grayscale(100%);
    filter: grayscale(100%);
    filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);
    filter: gray;
    zoom: 1;
}

body {
    background-color: #fff;
    -webkit-filter: grayscale(100%);
    filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);
    filter: gray;
    zoom: 1;
}