body{
        /*background-color: #fff;*/
    }
    @media (prefers-color-scheme:dark) {
        body
        {
            background-color: #191919;
            text-color: #fff;
            color: #fff;
        }
         .weui-footer.weui-footer_fixed-bottom
        {
            background-color: #fff;
        }
        .table.table-head-fixed thead tr:nth-child(1) th {
            background-color: #191919;
            border-bottom: 0;
            box-shadow: inset 0 1px 0 #dee2e6, inset 0 -1px 0 #dee2e6;
            position: -webkit-sticky;
            position: sticky;
            top: 0;
            z-index: 10;
        }
          .weui-footer.weui-footer_fixed-bottom
        {
            background-color: #191919;
        }

    }