visible background scroll when dialog is appear

Question

According to the tutorial here I used bootstrap3 dialog. And works well. now want to make as visible background scroll and scroll should work when dialog is appear. How to do it?

$( ".target" ).click(function() {
    BootstrapDialog.show({                
        title: 'Default Title',
        message: $(this).attr("article")              
    });
});

Answer 1

Try this

.modal-open {
    overflow: auto !important;
}