sweetalert hapus hanya muncul di baris pertama

mohon bantuannya kakak-kakak di sekolah koding

<td><a href="#" class="a_hapus"><button class="btn-outline-danger"><i class="mdi mdi-delete-forever"></i> Hapus</button></a></td>

<script>
$('#a_hapus').click(function(){
    swal({
        title: 'Hapus Data',
        type: 'warning',
        html: "Apakah Anda Yakin Akan Menghapus Data Ini?" +
            "<br>" +
            "<br>" +
            '<a href="?page=<?php echo base64_encode ('hapus_pelatihan'); ?>&amp;id_delete=<?php echo $idd; ?>">' +
            '<button type="button" role="button" tabindex="0" class="btn-lg btn-success">' + 'Ya' + '</button>' +
            "</a>"+
            "&nbsp;" +
            '<a href="?page=<?php echo base64_encode('data_pelatihan'); ?>">' +
            '<button type="button" role="button" tabindex="0" class="btn-lg btn-danger">' + 'Tidak' + '</button>'+
            "</a>",
        showCancelButton: false,
        showConfirmButton: false
    });
 });
</script>