layuiのlayer全画面ポップアップ層

<a href="javascript:;"
                                          th:onclick="'javascript:show('+${taskExam.id}+');'"
                                           class="ml-5" style="text-decoration:none"><i class="icon iconfont">i>a>

//     
    var show=function (id) {
        var index = layer.open({
            type: 2,          //       
            title:"    ",  //       
            content: "/admin/taskQuestion/showQuestion/"+id,  //       
            area: ['1400px', '700px'],    //     
            maxmin: true   //       
        });
        layer.full(index);  
    }