#ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7-plus {
    background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_plus_large.png");
}

@media only screen and (-webkit-min-device-pixel-ratio: 1.5), only screen and (min-resolution: 1.5dppx), (-webkit-min-device-pixel-ratio: 1.5), (min-resolution: 144dpi) {
    #ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7-plus {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_plus_large_2x.png")
    }
}

@media only screen and (max-width: 1068px) {
    #ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7-plus {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_plus_medium.png")
    }
}

@media only screen and (max-width: 1068px) and (-webkit-min-device-pixel-ratio: 1.5), only screen and (max-width: 1068px) and (min-resolution: 1.5dppx), only screen and (max-width: 1068px) and (min-resolution: 144dpi) {
    #ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7-plus {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_plus_medium_2x.png")
    }
}

@media only screen and (max-width: 735px) {
    #ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7-plus {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_plus_small.png")
    }
}

@media only screen and (max-width: 735px) and (-webkit-min-device-pixel-ratio: 1.5), only screen and (max-width: 735px) and (min-resolution: 1.5dppx), only screen and (max-width: 735px) and (min-resolution: 144dpi) {
    #ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7-plus {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_plus_small_2x.png")
    }
}

#ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7 {
    background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_large.png");
}

@media only screen and (-webkit-min-device-pixel-ratio: 1.5), only screen and (min-resolution: 1.5dppx), (-webkit-min-device-pixel-ratio: 1.5), (min-resolution: 144dpi) {
    #ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7 {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_large_2x.png")
    }
}

@media only screen and (max-width: 1068px) {
    #ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7 {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_medium.png")
    }
}

@media only screen and (max-width: 1068px) and (-webkit-min-device-pixel-ratio: 1.5), only screen and (max-width: 1068px) and (min-resolution: 1.5dppx), only screen and (max-width: 1068px) and (min-resolution: 144dpi) {
    #ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7 {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_medium_2x.png")
    }
}

@media only screen and (max-width: 735px) {
    #ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7 {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_small.png")
    }
}

@media only screen and (max-width: 735px) and (-webkit-min-device-pixel-ratio: 1.5), only screen and (max-width: 735px) and (min-resolution: 1.5dppx), only screen and (max-width: 735px) and (min-resolution: 144dpi) {
    #ac-globalfooter .ac-gf-buystrip .buystrip-hero-primary .image-buystrip-iphone-7 {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/iphone-7/images/shared/buystrip_iphone7_small_2x.png")
    }
}

.page-hardware .section-ios-11-preview .image-ios-ipad {
    background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/ios/what-is/images/ios_ipad_large.jpg");
}

@media only screen and (-webkit-min-device-pixel-ratio: 1.5), only screen and (min-resolution: 1.5dppx), (-webkit-min-device-pixel-ratio: 1.5), (min-resolution: 144dpi) {
    .page-hardware .section-ios-11-preview .image-ios-ipad {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/ios/what-is/images/ios_ipad_large_2x.jpg")
    }
}

@media only screen and (max-width: 1068px) {
    .page-hardware .section-ios-11-preview .image-ios-ipad {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/ios/what-is/images/ios_ipad_medium.jpg")
    }
}

@media only screen and (max-width: 1068px) and (-webkit-min-device-pixel-ratio: 1.5), only screen and (max-width: 1068px) and (min-resolution: 1.5dppx), only screen and (max-width: 1068px) and (min-resolution: 144dpi) {
    .page-hardware .section-ios-11-preview .image-ios-ipad {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/ios/what-is/images/ios_ipad_medium_2x.jpg")
    }
}

@media only screen and (max-width: 735px) {
    .page-hardware .section-ios-11-preview .image-ios-ipad {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/ios/what-is/images/ios_ipad_small.jpg")
    }
}

@media only screen and (max-width: 735px) and (-webkit-min-device-pixel-ratio: 1.5), only screen and (max-width: 735px) and (min-resolution: 1.5dppx), only screen and (max-width: 735px) and (min-resolution: 144dpi) {
    .page-hardware .section-ios-11-preview .image-ios-ipad {
        background-image: url("https://nrs.preservation.mirrorweb.com/public/20170610010058oe_/https://images.apple.com/cn/ios/what-is/images/ios_ipad_small_2x.jpg")
    }
}