Source: dist/css/acc_uc.css, line 5955
6.4.2 Display For Touch Devices
Display has extra breakpoints :touch
that can be used to create layouts that are more friendly for touch screen inputs. Touch devices are often smaller than desktop devices and input method is a finger that can't hover. This utility class can be used to create a layout that is more friendly for touch devices. Touch layouts are often needed to uncover UI that only appears on Hover.