iPhone的css3媒体查询：
各版本的iPhone媒体查询是根据其分辨率和一些CSS3媒体查询的特性来实现媒体查询的...详见下：
iPhone6的媒体查询：
@media only screen and (min-device-width: 375px) and (max-device-width: 667px) and (orientation : portrait) {/*iPhone 6 Portrait*/}@media only screen and (min-device-width: 375px) and (max-device-width: 667px) and (orientation : landscape) {/*iPhone 6 landscape*/}@media only screen and (min-device-width: 414px) and (max-device-width: 736px) and (orientation : portrait) {/*iPhone 6+ Portrait*/}@media only screen and (min-device-width: 414px) and (max-device-width: 736px) and (orientation : landscape) {/*iPhone 6+ landscape*/}@media only screen and (max-device-width: 640px), only screen and (max-device-width: 667px), only screen and (max-width: 480px){/*iPhone 6 and iPhone 6+ portrait and landscape*/}@media only screen and (max-device-width: 640px), only screen and (max-device-width: 667px), only screen and (max-width: 480px) and (orientation : portrait){/*iPhone 6 and iPhone 6+ portrait*/}@media only screen and (max-device-width: 640px), only screen and (max-device-width: 667px), only screen and (max-width: 480px) and (orientation : landscape){/*iPhone 6 and iPhone 6+ landscape*/ 引用自：iPhone6的CSS3媒体查询
各手机端版本分辨率与CSS中的实际分辨率对照区别表格：
引用自：mydevice.io