Please do not use the media query hover as some laptops have a touchscreen.

My peripheral devices are connected to a 15" Lenovo convertible laptop with a touchscreen and so I'm working with my keyboard, mouse and 27" monitor. Here my browsers FF, Chrome and Opera have the media query hover:none although I'm able to hover.

Took me a long time to figure out that I can not see the user reaction tooltips on github anymore because of this rule:
PHP Code:
@media (hover:none) {
tooltipped:hover:before {