2019-01-31关于移动端ios的手机尺寸适配问题

iPhoneX

@media only screenand(device-width:375px)and(device-height:812px)and(-webkit-device-pixel-ratio:3){}

iPhone 8

@media only screenand(device-width:375px)and(device-height:667px)and(-webkit-device-pixel-ratio:2){}

iPhone 8 Plus

@media only screenand(device-width:414px)and(device-height:736px)and(-webkit-device-pixel-ratio:3){}

iPhone 6+/6s+/7+/8+拥有相同的尺寸，而iPhone 7/8也是如此。