document.getElementById('logout-btn').addEventListener('click', function(e) {
            e.preventDefault();

            Swal.fire({
                title: 'Yakin mau logout?',
                text: "Kamu akan keluar dari sistem.",
                icon: 'warning',
                showCancelButton: true,
                confirmButtonColor: '#3085d6',   // biru
                cancelButtonColor: '#d33',      // merah
                confirmButtonText: 'Iya, Logout',
                cancelButtonText: 'Batal'
            }).then((result) => {
                if (result.isConfirmed) {
                    document.getElementById('logout-form').submit();
                }
            })
        });