I'm trying to find the best method of showing users on mobile devices that they can scroll in a <div>. As iPhones/iPads don't have scrollbars, I will need an indicator to show that you can ...
When thinking about how (real-world) traffic lights work, I wonder if there is a more intuitive way to display the yellow light. The meaning of Green and Red are states: Green: Ok, you can go! Red: ...