custom-paginationjs can't work

[jkcharlie6679]

Hi~

I am trying to use class "custom-paginationjs" to customize my pagination, but it seems not to work. I have no reason.

To Reproduce

https://codepen.io/jkcharlie6679/pen/LYyxWRd

Expected behavior A clear and concise description of what you expected to happen.

Versions:

• Pagination: [2.1.4]
• jQuery [3.60]
• Browser [Chrome]