LayeruI Loadding Custom word

var getTableResult = function (pageIndex, pageSize) {
var index = layer.load(2, {
content: '加载中.....', success: function (layero) {
layero.find('.layui-layer-content').css('padding-top', '40px').css("width","60px");
}
})

//val.toFixed(0)
biApi.getData(apis.certificate.GetCertificateList, "get", pageIndex, pageSize, buildArgs({ index: pageIndex }), null, function (data) {
model = data.Result.Results;
PageConfigs.pager.total = data.Result.TotalCount || 0;
DisplayStudentsCurriculumTableData(model);
layer.close(index);
});

}