@media (device-height:480px) and (-webkit-min-device-pixel-ratio:2) {/* 兼容iphone4/4s */} @media (device-height:568px) and (-webkit-min-device-pixel-ratio:2) {/* 兼容iphone5 */ } @media (device-width:375px) and (-webkit-min-device-pixel-ratio:2) {/* 兼容iphone 6 */ }
原文：http://www.cnblogs.com/sunbey/p/5251124.html