Mac os Icons for iOS These are the Mac os icons for iOS They follow the (Apple could have done it better though), first introduced in iOS 7 and supported in all later releases up until now (at least iOS 11).. 1em, Small Mac os Icons These small, tiny Mac os icons are designed to fit the text.. They are only 16 pixels tall, thus we called them 1em (1em=16px) The problem that web designers are awa..