Desktop / laptop device displaying Tab view while previewing and publishing Adobe Captivate 12 project. Cards from Cards widget are split and displayed.

In preview and after publishing Adobe Captivate project in LMS, Desktop device is displaying Tab view. Especially cards from Cards widget is not fitting in desktop / laptop screen size. Eg: only 2 out of 3 cards are seen at a time. I do not know how to make all 3 cards appear on the screen at a time. Can any one help?