@media(max-width:500px){

    .dataTables_wrapper.no-footer , .vouvherchk{
        width: 100%;
        overflow: scroll !important;
    }

    table#DataTables_Table_0 {
        min-width: 750px;
    }

    table.table.table1 {
        min-width: 780px;
    }
}