适用型号：iphone X 

iphone7/8通用-4.7寸  iphone7plus/8plus通用-5.5寸

iphone6/6S通用-4.7寸  iphone6plus/6S plus通用-5.5寸

左：一个大星星   右：满屏小星星
Left: a big star right: a small screen full of stars