Ion-slides on smaller devices not work

Hi guys,
do you know anybody, why ion-slides are under each other on smaller devices?
And nobody can’t click on button in slides :-/

Or is there any limitation for api level?

Thanks for ideas

If no one knows, I will try to get you closer to my problem.

In most of cases it looks like normal ion-slide:

But on some devices (smaller resolution, android 4.2), it looks like:

I will be grateful for any suggestions what can be wrong…

My ideas are already gone. E.g. I tried to skip this slider (on smaller resolutions) but on the other page can`t click on anything and design is totally broken.

Have you seen this somebody? I want my app functional on most of devices.